21321014

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 37933056

約数和(自身を除く): 16612042

約数列:

[1, 2, 11, 13, 22, 26, 127, 143, 254, 286, 587, 1174, 1397, 1651, 2794, 3302, 6457, 7631, 12914, 15262, 18161, 36322, 74549, 83941, 149098, 167882, 820039, 969137, 1640078, 1938274, 10660507, 21321014]

約数ペア:

[(1, 21321014), (2, 10660507), (11, 1938274), (13, 1640078), (22, 969137), (26, 820039), (127, 167882), (143, 149098), (254, 83941), (286, 74549), (587, 36322), (1174, 18161), (1397, 15262), (1651, 12914), (2794, 7631), (3302, 6457)]