21960748

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{373}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 39584160

約数和(自身を除く): 17623412

約数列:

[1, 2, 4, 41, 82, 164, 359, 373, 718, 746, 1436, 1492, 14719, 15293, 29438, 30586, 58876, 61172, 133907, 267814, 535628, 5490187, 10980374, 21960748]

約数ペア:

[(1, 21960748), (2, 10980374), (4, 5490187), (41, 535628), (82, 267814), (164, 133907), (359, 61172), (373, 58876), (718, 30586), (746, 29438), (1436, 15293), (1492, 14719)]