21324360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2141}}^1$

素因数の和:2238

約数の個数: 64

約数和(自身を含む): 64774080

約数和(自身を除く): 43449720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2141, 2490, 3320, 4282, 4980, 6423, 8564, 9960, 10705, 12846, 17128, 21410, 25692, 32115, 42820, 51384, 64230, 85640, 128460, 177703, 256920, 355406, 533109, 710812, 888515, 1066218, 1421624, 1777030, 2132436, 2665545, 3554060, 4264872, 5331090, 7108120, 10662180, 21324360]

約数ペア:

[(1, 21324360), (2, 10662180), (3, 7108120), (4, 5331090), (5, 4264872), (6, 3554060), (8, 2665545), (10, 2132436), (12, 1777030), (15, 1421624), (20, 1066218), (24, 888515), (30, 710812), (40, 533109), (60, 355406), (83, 256920), (120, 177703), (166, 128460), (249, 85640), (332, 64230), (415, 51384), (498, 42820), (664, 32115), (830, 25692), (996, 21410), (1245, 17128), (1660, 12846), (1992, 10705), (2141, 9960), (2490, 8564), (3320, 6423), (4282, 4980)]