221504388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2636957}}^1$

素因数の和:2636971

約数の個数: 24

約数和(自身を含む): 590678592

約数和(自身を除く): 369174204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2636957, 5273914, 7910871, 10547828, 15821742, 18458699, 31643484, 36917398, 55376097, 73834796, 110752194, 221504388]

約数ペア:

[(1, 221504388), (2, 110752194), (3, 73834796), (4, 55376097), (6, 36917398), (7, 31643484), (12, 18458699), (14, 15821742), (21, 10547828), (28, 7910871), (42, 5273914), (84, 2636957)]