21120015072

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2341}}^1\times {\mathrm{7229}}^1$

素因数の和:9596

約数の個数: 96

約数和(自身を含む): 59738424480

約数和(自身を除く): 38618409408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 2341, 4682, 7023, 7229, 9364, 14046, 14458, 18728, 21687, 28092, 28916, 30433, 37456, 43374, 56184, 57832, 60866, 74912, 86748, 91299, 93977, 112368, 115664, 121732, 173496, 182598, 187954, 224736, 231328, 243464, 281931, 346992, 365196, 375908, 486928, 563862, 693984, 730392, 751816, 973856, 1127724, 1460784, 1503632, 2255448, 2921568, 3007264, 4510896, 9021792, 16923089, 33846178, 50769267, 67692356, 101538534, 135384712, 203077068, 220000157, 270769424, 406154136, 440000314, 541538848, 660000471, 812308272, 880000628, 1320000942, 1624616544, 1760001256, 2640001884, 3520002512, 5280003768, 7040005024, 10560007536, 21120015072]

約数ペア:

[(1, 21120015072), (2, 10560007536), (3, 7040005024), (4, 5280003768), (6, 3520002512), (8, 2640001884), (12, 1760001256), (13, 1624616544), (16, 1320000942), (24, 880000628), (26, 812308272), (32, 660000471), (39, 541538848), (48, 440000314), (52, 406154136), (78, 270769424), (96, 220000157), (104, 203077068), (156, 135384712), (208, 101538534), (312, 67692356), (416, 50769267), (624, 33846178), (1248, 16923089), (2341, 9021792), (4682, 4510896), (7023, 3007264), (7229, 2921568), (9364, 2255448), (14046, 1503632), (14458, 1460784), (18728, 1127724), (21687, 973856), (28092, 751816), (28916, 730392), (30433, 693984), (37456, 563862), (43374, 486928), (56184, 375908), (57832, 365196), (60866, 346992), (74912, 281931), (86748, 243464), (91299, 231328), (93977, 224736), (112368, 187954), (115664, 182598), (121732, 173496)]