21373998

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{209549}}^1$

素因数の和:209571

約数の個数: 16

約数和(自身を含む): 45262800

約数和(自身を除く): 23888802

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 209549, 419098, 628647, 1257294, 3562333, 7124666, 10686999, 21373998]

約数ペア:

[(1, 21373998), (2, 10686999), (3, 7124666), (6, 3562333), (17, 1257294), (34, 628647), (51, 419098), (102, 209549)]