21880452790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4281889}}^1$

素因数の和:4281976

約数の個数: 32

約数和(自身を含む): 45627819840

約数和(自身を除く): 23747367050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 4281889, 8563778, 21409445, 29973223, 42818890, 59946446, 149866115, 299732230, 312577897, 625155794, 1562889485, 2188045279, 3125778970, 4376090558, 10940226395, 21880452790]

約数ペア:

[(1, 21880452790), (2, 10940226395), (5, 4376090558), (7, 3125778970), (10, 2188045279), (14, 1562889485), (35, 625155794), (70, 312577897), (73, 299732230), (146, 149866115), (365, 59946446), (511, 42818890), (730, 29973223), (1022, 21409445), (2555, 8563778), (5110, 4281889)]