21556850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3623}}^1$

素因数の和:3659

約数の個数: 48

約数和(自身を含む): 48532608

約数和(自身を除く): 26975758

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 238, 350, 425, 595, 850, 1190, 2975, 3623, 5950, 7246, 18115, 25361, 36230, 50722, 61591, 90575, 123182, 126805, 181150, 253610, 307955, 431137, 615910, 634025, 862274, 1268050, 1539775, 2155685, 3079550, 4311370, 10778425, 21556850]

約数ペア:

[(1, 21556850), (2, 10778425), (5, 4311370), (7, 3079550), (10, 2155685), (14, 1539775), (17, 1268050), (25, 862274), (34, 634025), (35, 615910), (50, 431137), (70, 307955), (85, 253610), (119, 181150), (170, 126805), (175, 123182), (238, 90575), (350, 61591), (425, 50722), (595, 36230), (850, 25361), (1190, 18115), (2975, 7246), (3623, 5950)]