21681607110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{122267}}^1$

素因数の和:122557

約数の個数: 64

約数和(自身を含む): 54510008832

約数和(自身を除く): 32828401722

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 257, 345, 514, 690, 771, 1285, 1542, 2570, 3855, 5911, 7710, 11822, 17733, 29555, 35466, 59110, 88665, 122267, 177330, 244534, 366801, 611335, 733602, 1222670, 1834005, 2812141, 3668010, 5624282, 8436423, 14060705, 16872846, 28121410, 31422619, 42182115, 62845238, 84364230, 94267857, 157113095, 188535714, 314226190, 471339285, 722720237, 942678570, 1445440474, 2168160711, 3613601185, 4336321422, 7227202370, 10840803555, 21681607110]

約数ペア:

[(1, 21681607110), (2, 10840803555), (3, 7227202370), (5, 4336321422), (6, 3613601185), (10, 2168160711), (15, 1445440474), (23, 942678570), (30, 722720237), (46, 471339285), (69, 314226190), (115, 188535714), (138, 157113095), (230, 94267857), (257, 84364230), (345, 62845238), (514, 42182115), (690, 31422619), (771, 28121410), (1285, 16872846), (1542, 14060705), (2570, 8436423), (3855, 5624282), (5911, 3668010), (7710, 2812141), (11822, 1834005), (17733, 1222670), (29555, 733602), (35466, 611335), (59110, 366801), (88665, 244534), (122267, 177330)]