21269557435

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{47303}}^1$

素因数の和:47787

約数の個数: 32

約数和(自身を含む): 30244285440

約数和(自身を除く): 8974728005

約数列:

[1, 5, 7, 29, 35, 145, 203, 443, 1015, 2215, 3101, 12847, 15505, 47303, 64235, 89929, 236515, 331121, 449645, 1371787, 1655605, 6858935, 9602509, 20955229, 48012545, 104776145, 146686603, 607701641, 733433015, 3038508205, 4253911487, 21269557435]

約数ペア:

[(1, 21269557435), (5, 4253911487), (7, 3038508205), (29, 733433015), (35, 607701641), (145, 146686603), (203, 104776145), (443, 48012545), (1015, 20955229), (2215, 9602509), (3101, 6858935), (12847, 1655605), (15505, 1371787), (47303, 449645), (64235, 331121), (89929, 236515)]