21593676

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{929}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 54684000

約数和(自身を除く): 33090324

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 149, 156, 298, 447, 596, 894, 929, 1788, 1858, 1937, 2787, 3716, 3874, 5574, 5811, 7748, 11148, 11622, 12077, 23244, 24154, 36231, 48308, 72462, 138421, 144924, 276842, 415263, 553684, 830526, 1661052, 1799473, 3598946, 5398419, 7197892, 10796838, 21593676]

約数ペア:

[(1, 21593676), (2, 10796838), (3, 7197892), (4, 5398419), (6, 3598946), (12, 1799473), (13, 1661052), (26, 830526), (39, 553684), (52, 415263), (78, 276842), (149, 144924), (156, 138421), (298, 72462), (447, 48308), (596, 36231), (894, 24154), (929, 23244), (1788, 12077), (1858, 11622), (1937, 11148), (2787, 7748), (3716, 5811), (3874, 5574)]