21373530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6917}}^1$

素因数の和:7030

約数の個数: 32

約数和(自身を含む): 51801984

約数和(自身を除く): 30428454

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 6917, 13834, 20751, 34585, 41502, 69170, 103755, 207510, 712451, 1424902, 2137353, 3562255, 4274706, 7124510, 10686765, 21373530]

約数ペア:

[(1, 21373530), (2, 10686765), (3, 7124510), (5, 4274706), (6, 3562255), (10, 2137353), (15, 1424902), (30, 712451), (103, 207510), (206, 103755), (309, 69170), (515, 41502), (618, 34585), (1030, 20751), (1545, 13834), (3090, 6917)]