21531762

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170887}}^1$

素因数の和:170902

約数の個数: 24

約数和(自身を含む): 53317056

約数和(自身を除く): 31785294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170887, 341774, 512661, 1025322, 1196209, 1537983, 2392418, 3075966, 3588627, 7177254, 10765881, 21531762]

約数ペア:

[(1, 21531762), (2, 10765881), (3, 7177254), (6, 3588627), (7, 3075966), (9, 2392418), (14, 1537983), (18, 1196209), (21, 1025322), (42, 512661), (63, 341774), (126, 170887)]