21521310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17497}}^1$

素因数の和:17548

約数の個数: 32

約数和(自身を含む): 52913952

約数和(自身を除く): 31392642

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 17497, 34994, 52491, 87485, 104982, 174970, 262455, 524910, 717377, 1434754, 2152131, 3586885, 4304262, 7173770, 10760655, 21521310]

約数ペア:

[(1, 21521310), (2, 10760655), (3, 7173770), (5, 4304262), (6, 3586885), (10, 2152131), (15, 1434754), (30, 717377), (41, 524910), (82, 262455), (123, 174970), (205, 104982), (246, 87485), (410, 52491), (615, 34994), (1230, 17497)]