21630466

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1427}}^1$

素因数の和:1506

約数の個数: 32

約数和(自身を含む): 38864448

約数和(自身を除く): 17233982

約数列:

[1, 2, 11, 13, 22, 26, 53, 106, 143, 286, 583, 689, 1166, 1378, 1427, 2854, 7579, 15158, 15697, 18551, 31394, 37102, 75631, 151262, 204061, 408122, 831941, 983203, 1663882, 1966406, 10815233, 21630466]

約数ペア:

[(1, 21630466), (2, 10815233), (11, 1966406), (13, 1663882), (22, 983203), (26, 831941), (53, 408122), (106, 204061), (143, 151262), (286, 75631), (583, 37102), (689, 31394), (1166, 18551), (1378, 15697), (1427, 15158), (2854, 7579)]