21455044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17939}}^1$

素因数の和:17979

約数の個数: 24

約数和(自身を含む): 42194880

約数和(自身を除く): 20739836

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 17939, 35878, 71756, 233207, 412597, 466414, 825194, 932828, 1650388, 5363761, 10727522, 21455044]

約数ペア:

[(1, 21455044), (2, 10727522), (4, 5363761), (13, 1650388), (23, 932828), (26, 825194), (46, 466414), (52, 412597), (92, 233207), (299, 71756), (598, 35878), (1196, 17939)]