15696027921

素因数分解:

$3^1\times 7^1\times {\mathrm{3581}}^1\times {\mathrm{208721}}^1$

素因数の和:212312

約数の個数: 16

約数和(自身を含む): 23924550528

約数和(自身を除く): 8228522607

約数列:

[1, 3, 7, 21, 3581, 10743, 25067, 75201, 208721, 626163, 1461047, 4383141, 747429901, 2242289703, 5232009307, 15696027921]

約数ペア:

[(1, 15696027921), (3, 5232009307), (7, 2242289703), (21, 747429901), (3581, 4383141), (10743, 1461047), (25067, 626163), (75201, 208721)]