21437052

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 62694912

約数和(自身を除く): 41257860

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 67, 78, 84, 91, 134, 156, 182, 201, 268, 273, 293, 364, 402, 469, 546, 586, 804, 871, 879, 938, 1092, 1172, 1407, 1742, 1758, 1876, 2051, 2613, 2814, 3484, 3516, 3809, 4102, 5226, 5628, 6097, 6153, 7618, 8204, 10452, 11427, 12194, 12306, 15236, 18291, 19631, 22854, 24388, 24612, 26663, 36582, 39262, 45708, 53326, 58893, 73164, 78524, 79989, 106652, 117786, 137417, 159978, 235572, 255203, 274834, 319956, 412251, 510406, 549668, 765609, 824502, 1020812, 1531218, 1649004, 1786421, 3062436, 3572842, 5359263, 7145684, 10718526, 21437052]

約数ペア:

[(1, 21437052), (2, 10718526), (3, 7145684), (4, 5359263), (6, 3572842), (7, 3062436), (12, 1786421), (13, 1649004), (14, 1531218), (21, 1020812), (26, 824502), (28, 765609), (39, 549668), (42, 510406), (52, 412251), (67, 319956), (78, 274834), (84, 255203), (91, 235572), (134, 159978), (156, 137417), (182, 117786), (201, 106652), (268, 79989), (273, 78524), (293, 73164), (364, 58893), (402, 53326), (469, 45708), (546, 39262), (586, 36582), (804, 26663), (871, 24612), (879, 24388), (938, 22854), (1092, 19631), (1172, 18291), (1407, 15236), (1742, 12306), (1758, 12194), (1876, 11427), (2051, 10452), (2613, 8204), (2814, 7618), (3484, 6153), (3516, 6097), (3809, 5628), (4102, 5226)]