21440929776

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1\times {\mathrm{1697}}^1$

素因数の和:2959

約数の個数: 160

約数和(自身を含む): 65436192768

約数和(自身を除く): 43995262992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1213, 1302, 1488, 1697, 1736, 2426, 2604, 3394, 3472, 3639, 4852, 5091, 5208, 6788, 7278, 8491, 9704, 10182, 10416, 11879, 13576, 14556, 16982, 19408, 20364, 23758, 25473, 27152, 29112, 33964, 35637, 37603, 40728, 47516, 50946, 52607, 58224, 67928, 71274, 75206, 81456, 95032, 101892, 105214, 112809, 135856, 142548, 150412, 157821, 190064, 203784, 210428, 225618, 263221, 285096, 300824, 315642, 368249, 407568, 420856, 451236, 526442, 570192, 601648, 631284, 736498, 789663, 841712, 902472, 1052884, 1104747, 1262568, 1472996, 1579326, 1804944, 2058461, 2105768, 2209494, 2525136, 2945992, 3158652, 4116922, 4211536, 4418988, 5891984, 6175383, 6317304, 8233844, 8837976, 12350766, 12634608, 14409227, 16467688, 17675952, 24701532, 28818454, 32935376, 43227681, 49403064, 57636908, 63812291, 86455362, 98806128, 115273816, 127624582, 172910724, 191436873, 230547632, 255249164, 345821448, 382873746, 446686037, 510498328, 691642896, 765747492, 893372074, 1020996656, 1340058111, 1531494984, 1786744148, 2680116222, 3062989968, 3573488296, 5360232444, 7146976592, 10720464888, 21440929776]

約数ペア:

[(1, 21440929776), (2, 10720464888), (3, 7146976592), (4, 5360232444), (6, 3573488296), (7, 3062989968), (8, 2680116222), (12, 1786744148), (14, 1531494984), (16, 1340058111), (21, 1020996656), (24, 893372074), (28, 765747492), (31, 691642896), (42, 510498328), (48, 446686037), (56, 382873746), (62, 345821448), (84, 255249164), (93, 230547632), (112, 191436873), (124, 172910724), (168, 127624582), (186, 115273816), (217, 98806128), (248, 86455362), (336, 63812291), (372, 57636908), (434, 49403064), (496, 43227681), (651, 32935376), (744, 28818454), (868, 24701532), (1213, 17675952), (1302, 16467688), (1488, 14409227), (1697, 12634608), (1736, 12350766), (2426, 8837976), (2604, 8233844), (3394, 6317304), (3472, 6175383), (3639, 5891984), (4852, 4418988), (5091, 4211536), (5208, 4116922), (6788, 3158652), (7278, 2945992), (8491, 2525136), (9704, 2209494), (10182, 2105768), (10416, 2058461), (11879, 1804944), (13576, 1579326), (14556, 1472996), (16982, 1262568), (19408, 1104747), (20364, 1052884), (23758, 902472), (25473, 841712), (27152, 789663), (29112, 736498), (33964, 631284), (35637, 601648), (37603, 570192), (40728, 526442), (47516, 451236), (50946, 420856), (52607, 407568), (58224, 368249), (67928, 315642), (71274, 300824), (75206, 285096), (81456, 263221), (95032, 225618), (101892, 210428), (105214, 203784), (112809, 190064), (135856, 157821), (142548, 150412)]