21245498698

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1\times {\mathrm{21661}}^1$

素因数の和:22222

約数の個数: 32

約数和(自身を含む): 34250221440

約数和(自身を除く): 13004722742

約数列:

[1, 2, 19, 38, 53, 106, 487, 974, 1007, 2014, 9253, 18506, 21661, 25811, 43322, 51622, 411559, 490409, 823118, 980818, 1148033, 2296066, 10548907, 21097814, 21812627, 43625254, 200429233, 400858466, 559092071, 1118184142, 10622749349, 21245498698]

約数ペア:

[(1, 21245498698), (2, 10622749349), (19, 1118184142), (38, 559092071), (53, 400858466), (106, 200429233), (487, 43625254), (974, 21812627), (1007, 21097814), (2014, 10548907), (9253, 2296066), (18506, 1148033), (21661, 980818), (25811, 823118), (43322, 490409), (51622, 411559)]