21967914

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1471}}^1$

素因数の和:1626

約数の個数: 32

約数和(自身を含む): 46632960

約数和(自身を除く): 24665046

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 131, 262, 393, 786, 1471, 2489, 2942, 4413, 4978, 7467, 8826, 14934, 27949, 55898, 83847, 167694, 192701, 385402, 578103, 1156206, 3661319, 7322638, 10983957, 21967914]

約数ペア:

[(1, 21967914), (2, 10983957), (3, 7322638), (6, 3661319), (19, 1156206), (38, 578103), (57, 385402), (114, 192701), (131, 167694), (262, 83847), (393, 55898), (786, 27949), (1471, 14934), (2489, 8826), (2942, 7467), (4413, 4978)]