21167773251

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{172969}}^1$

素因数の和:173123

約数の個数: 24

約数和(自身を含む): 30051115920

約数和(自身を除く): 8883342669

約数列:

[1, 3, 19, 57, 113, 339, 361, 1083, 2147, 6441, 40793, 122379, 172969, 518907, 3286411, 9859233, 19545497, 58636491, 62441809, 187325427, 371364443, 1114093329, 7055924417, 21167773251]

約数ペア:

[(1, 21167773251), (3, 7055924417), (19, 1114093329), (57, 371364443), (113, 187325427), (339, 62441809), (361, 58636491), (1083, 19545497), (2147, 9859233), (6441, 3286411), (40793, 518907), (122379, 172969)]