21170994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11801}}^1$

素因数の和:11842

約数の個数: 32

約数和(自身を含む): 47585664

約数和(自身を除く): 26414670

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11801, 23602, 35403, 70806, 153413, 271423, 306826, 460239, 542846, 814269, 920478, 1628538, 3528499, 7056998, 10585497, 21170994]

約数ペア:

[(1, 21170994), (2, 10585497), (3, 7056998), (6, 3528499), (13, 1628538), (23, 920478), (26, 814269), (39, 542846), (46, 460239), (69, 306826), (78, 271423), (138, 153413), (299, 70806), (598, 35403), (897, 23602), (1794, 11801)]