21100014

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 80

約数和(自身を含む): 52324272

約数和(自身を除く): 31224258

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 81, 86, 117, 129, 162, 233, 234, 258, 351, 387, 466, 559, 699, 702, 774, 1053, 1118, 1161, 1398, 1677, 2097, 2106, 2322, 3029, 3354, 3483, 4194, 5031, 6058, 6291, 6966, 9087, 10019, 10062, 12582, 15093, 18174, 18873, 20038, 27261, 30057, 30186, 37746, 45279, 54522, 60114, 81783, 90171, 90558, 130247, 163566, 180342, 245349, 260494, 270513, 390741, 490698, 541026, 781482, 811539, 1172223, 1623078, 2344446, 3516669, 7033338, 10550007, 21100014]

約数ペア:

[(1, 21100014), (2, 10550007), (3, 7033338), (6, 3516669), (9, 2344446), (13, 1623078), (18, 1172223), (26, 811539), (27, 781482), (39, 541026), (43, 490698), (54, 390741), (78, 270513), (81, 260494), (86, 245349), (117, 180342), (129, 163566), (162, 130247), (233, 90558), (234, 90171), (258, 81783), (351, 60114), (387, 54522), (466, 45279), (559, 37746), (699, 30186), (702, 30057), (774, 27261), (1053, 20038), (1118, 18873), (1161, 18174), (1398, 15093), (1677, 12582), (2097, 10062), (2106, 10019), (2322, 9087), (3029, 6966), (3354, 6291), (3483, 6058), (4194, 5031)]