21840561769

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{601}}^1\times {\mathrm{881}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 24976546560

約数和(自身を除く): 3135984791

約数列:

[1, 13, 19, 167, 247, 601, 881, 2171, 3173, 7813, 11419, 11453, 16739, 41249, 100367, 147127, 148447, 217607, 529481, 1304771, 1906973, 1912651, 2795413, 6883253, 10060139, 24790649, 36340369, 88423327, 130781807, 1149503251, 1680043213, 21840561769]

約数ペア:

[(1, 21840561769), (13, 1680043213), (19, 1149503251), (167, 130781807), (247, 88423327), (601, 36340369), (881, 24790649), (2171, 10060139), (3173, 6883253), (7813, 2795413), (11419, 1912651), (11453, 1906973), (16739, 1304771), (41249, 529481), (100367, 217607), (147127, 148447)]