21418224

素因数分解:

$2^4\times 3^1\times {\mathrm{239}}^1\times {\mathrm{1867}}^1$

素因数の和:2117

約数の個数: 40

約数和(自身を含む): 55591680

約数和(自身を除く): 34173456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 239, 478, 717, 956, 1434, 1867, 1912, 2868, 3734, 3824, 5601, 5736, 7468, 11202, 11472, 14936, 22404, 29872, 44808, 89616, 446213, 892426, 1338639, 1784852, 2677278, 3569704, 5354556, 7139408, 10709112, 21418224]

約数ペア:

[(1, 21418224), (2, 10709112), (3, 7139408), (4, 5354556), (6, 3569704), (8, 2677278), (12, 1784852), (16, 1338639), (24, 892426), (48, 446213), (239, 89616), (478, 44808), (717, 29872), (956, 22404), (1434, 14936), (1867, 11472), (1912, 11202), (2868, 7468), (3734, 5736), (3824, 5601)]