21913238412

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1607}}^1\times {\mathrm{29137}}^1$

素因数の和:30767

約数の個数: 72

約数和(自身を含む): 59691873696

約数和(自身を除く): 37778635284

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1607, 3214, 4821, 6428, 9642, 14463, 19284, 20891, 28926, 29137, 41782, 57852, 58274, 62673, 83564, 87411, 116548, 125346, 174822, 188019, 250692, 262233, 349644, 376038, 378781, 524466, 752076, 757562, 1048932, 1136343, 1515124, 2272686, 3409029, 4545372, 6818058, 13636116, 46823159, 93646318, 140469477, 187292636, 280938954, 421408431, 561877908, 608701067, 842816862, 1217402134, 1685633724, 1826103201, 2434804268, 3652206402, 5478309603, 7304412804, 10956619206, 21913238412]

約数ペア:

[(1, 21913238412), (2, 10956619206), (3, 7304412804), (4, 5478309603), (6, 3652206402), (9, 2434804268), (12, 1826103201), (13, 1685633724), (18, 1217402134), (26, 842816862), (36, 608701067), (39, 561877908), (52, 421408431), (78, 280938954), (117, 187292636), (156, 140469477), (234, 93646318), (468, 46823159), (1607, 13636116), (3214, 6818058), (4821, 4545372), (6428, 3409029), (9642, 2272686), (14463, 1515124), (19284, 1136343), (20891, 1048932), (28926, 757562), (29137, 752076), (41782, 524466), (57852, 378781), (58274, 376038), (62673, 349644), (83564, 262233), (87411, 250692), (116548, 188019), (125346, 174822)]