21719838

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{73877}}^1$

素因数の和:73896

約数の個数: 24

約数和(自身を含む): 50532552

約数和(自身を除く): 28812714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 73877, 147754, 221631, 443262, 517139, 1034278, 1551417, 3102834, 3619973, 7239946, 10859919, 21719838]

約数ペア:

[(1, 21719838), (2, 10859919), (3, 7239946), (6, 3619973), (7, 3102834), (14, 1551417), (21, 1034278), (42, 517139), (49, 443262), (98, 221631), (147, 147754), (294, 73877)]