21444916

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{491}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 38435040

約数和(自身を除く): 16990124

約数列:

[1, 2, 4, 61, 122, 179, 244, 358, 491, 716, 982, 1964, 10919, 21838, 29951, 43676, 59902, 87889, 119804, 175778, 351556, 5361229, 10722458, 21444916]

約数ペア:

[(1, 21444916), (2, 10722458), (4, 5361229), (61, 351556), (122, 175778), (179, 119804), (244, 87889), (358, 59902), (491, 43676), (716, 29951), (982, 21838), (1964, 10919)]