21418944

素因数分解:

$2^6\times 3^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:693

約数の個数: 56

約数和(自身を含む): 57015888

約数和(自身を除く): 35596944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 281, 397, 562, 794, 843, 1124, 1191, 1588, 1686, 2248, 2382, 3176, 3372, 4496, 4764, 6352, 6744, 8992, 9528, 12704, 13488, 17984, 19056, 25408, 26976, 38112, 53952, 76224, 111557, 223114, 334671, 446228, 669342, 892456, 1338684, 1784912, 2677368, 3569824, 5354736, 7139648, 10709472, 21418944]

約数ペア:

[(1, 21418944), (2, 10709472), (3, 7139648), (4, 5354736), (6, 3569824), (8, 2677368), (12, 1784912), (16, 1338684), (24, 892456), (32, 669342), (48, 446228), (64, 334671), (96, 223114), (192, 111557), (281, 76224), (397, 53952), (562, 38112), (794, 26976), (843, 25408), (1124, 19056), (1191, 17984), (1588, 13488), (1686, 12704), (2248, 9528), (2382, 8992), (3176, 6744), (3372, 6352), (4496, 4764)]