21207368

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29131}}^1$

素因数の和:29157

約数の個数: 32

約数和(自身を含む): 48941760

約数和(自身を除く): 27734392

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 29131, 58262, 116524, 203917, 233048, 378703, 407834, 757406, 815668, 1514812, 1631336, 2650921, 3029624, 5301842, 10603684, 21207368]

約数ペア:

[(1, 21207368), (2, 10603684), (4, 5301842), (7, 3029624), (8, 2650921), (13, 1631336), (14, 1514812), (26, 815668), (28, 757406), (52, 407834), (56, 378703), (91, 233048), (104, 203917), (182, 116524), (364, 58262), (728, 29131)]