21954348

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:868

約数の個数: 96

約数和(自身を含む): 64601600

約数和(自身を除く): 42647252

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 108, 114, 117, 156, 171, 228, 234, 247, 342, 351, 468, 494, 513, 684, 702, 741, 823, 988, 1026, 1404, 1482, 1646, 2052, 2223, 2469, 2964, 3292, 4446, 4938, 6669, 7407, 8892, 9876, 10699, 13338, 14814, 15637, 21398, 22221, 26676, 29628, 31274, 32097, 42796, 44442, 46911, 62548, 64194, 88884, 93822, 96291, 128388, 140733, 187644, 192582, 203281, 281466, 288873, 385164, 406562, 422199, 562932, 577746, 609843, 813124, 844398, 1155492, 1219686, 1688796, 1829529, 2439372, 3659058, 5488587, 7318116, 10977174, 21954348]

約数ペア:

[(1, 21954348), (2, 10977174), (3, 7318116), (4, 5488587), (6, 3659058), (9, 2439372), (12, 1829529), (13, 1688796), (18, 1219686), (19, 1155492), (26, 844398), (27, 813124), (36, 609843), (38, 577746), (39, 562932), (52, 422199), (54, 406562), (57, 385164), (76, 288873), (78, 281466), (108, 203281), (114, 192582), (117, 187644), (156, 140733), (171, 128388), (228, 96291), (234, 93822), (247, 88884), (342, 64194), (351, 62548), (468, 46911), (494, 44442), (513, 42796), (684, 32097), (702, 31274), (741, 29628), (823, 26676), (988, 22221), (1026, 21398), (1404, 15637), (1482, 14814), (1646, 13338), (2052, 10699), (2223, 9876), (2469, 8892), (2964, 7407), (3292, 6669), (4446, 4938)]