21628146

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 44328960

約数和(自身を除く): 22700814

約数列:

[1, 2, 3, 6, 79, 103, 158, 206, 237, 309, 443, 474, 618, 886, 1329, 2658, 8137, 16274, 24411, 34997, 45629, 48822, 69994, 91258, 104991, 136887, 209982, 273774, 3604691, 7209382, 10814073, 21628146]

約数ペア:

[(1, 21628146), (2, 10814073), (3, 7209382), (6, 3604691), (79, 273774), (103, 209982), (158, 136887), (206, 104991), (237, 91258), (309, 69994), (443, 48822), (474, 45629), (618, 34997), (886, 24411), (1329, 16274), (2658, 8137)]