21959028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6703}}^1$

素因数の和:6733

約数の個数: 72

約数和(自身を含む): 68327168

約数和(自身を除く): 46368140

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 6703, 13406, 20109, 26812, 40218, 46921, 60327, 80436, 87139, 93842, 120654, 140763, 174278, 187684, 241308, 261417, 281526, 348556, 422289, 522834, 563052, 609973, 784251, 844578, 1045668, 1219946, 1568502, 1689156, 1829919, 2439892, 3137004, 3659838, 5489757, 7319676, 10979514, 21959028]

約数ペア:

[(1, 21959028), (2, 10979514), (3, 7319676), (4, 5489757), (6, 3659838), (7, 3137004), (9, 2439892), (12, 1829919), (13, 1689156), (14, 1568502), (18, 1219946), (21, 1045668), (26, 844578), (28, 784251), (36, 609973), (39, 563052), (42, 522834), (52, 422289), (63, 348556), (78, 281526), (84, 261417), (91, 241308), (117, 187684), (126, 174278), (156, 140763), (182, 120654), (234, 93842), (252, 87139), (273, 80436), (364, 60327), (468, 46921), (546, 40218), (819, 26812), (1092, 20109), (1638, 13406), (3276, 6703)]