21954460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{99793}}^1$

素因数の和:99813

約数の個数: 24

約数和(自身を含む): 50296176

約数和(自身を除く): 28341716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 99793, 199586, 399172, 498965, 997930, 1097723, 1995860, 2195446, 4390892, 5488615, 10977230, 21954460]

約数ペア:

[(1, 21954460), (2, 10977230), (4, 5488615), (5, 4390892), (10, 2195446), (11, 1995860), (20, 1097723), (22, 997930), (44, 498965), (55, 399172), (110, 199586), (220, 99793)]