21219168

素因数分解:

$2^5\times 3^1\times {\mathrm{67}}^1\times {\mathrm{3299}}^1$

素因数の和:3379

約数の個数: 48

約数和(自身を含む): 56548800

約数和(自身を除く): 35329632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 67, 96, 134, 201, 268, 402, 536, 804, 1072, 1608, 2144, 3216, 3299, 6432, 6598, 9897, 13196, 19794, 26392, 39588, 52784, 79176, 105568, 158352, 221033, 316704, 442066, 663099, 884132, 1326198, 1768264, 2652396, 3536528, 5304792, 7073056, 10609584, 21219168]

約数ペア:

[(1, 21219168), (2, 10609584), (3, 7073056), (4, 5304792), (6, 3536528), (8, 2652396), (12, 1768264), (16, 1326198), (24, 884132), (32, 663099), (48, 442066), (67, 316704), (96, 221033), (134, 158352), (201, 105568), (268, 79176), (402, 52784), (536, 39588), (804, 26392), (1072, 19794), (1608, 13196), (2144, 9897), (3216, 6598), (3299, 6432)]