21863418140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1\times {\mathrm{114217}}^1$

素因数の和:114806

約数の個数: 48

約数和(自身を含む): 48700727712

約数和(自身を除く): 26837309572

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 563, 1126, 2252, 2815, 5630, 9571, 11260, 19142, 38284, 47855, 95710, 114217, 191420, 228434, 456868, 571085, 1142170, 1941689, 2284340, 3883378, 7766756, 9708445, 19416890, 38833780, 64304171, 128608342, 257216684, 321520855, 643041710, 1093170907, 1286083420, 2186341814, 4372683628, 5465854535, 10931709070, 21863418140]

約数ペア:

[(1, 21863418140), (2, 10931709070), (4, 5465854535), (5, 4372683628), (10, 2186341814), (17, 1286083420), (20, 1093170907), (34, 643041710), (68, 321520855), (85, 257216684), (170, 128608342), (340, 64304171), (563, 38833780), (1126, 19416890), (2252, 9708445), (2815, 7766756), (5630, 3883378), (9571, 2284340), (11260, 1941689), (19142, 1142170), (38284, 571085), (47855, 456868), (95710, 228434), (114217, 191420)]