21044040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5657}}^1$

素因数の和:5702

約数の個数: 64

約数和(自身を含む): 65180160

約数和(自身を除く): 44136120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5657, 11314, 16971, 22628, 28285, 33942, 45256, 56570, 67884, 84855, 113140, 135768, 169710, 175367, 226280, 339420, 350734, 526101, 678840, 701468, 876835, 1052202, 1402936, 1753670, 2104404, 2630505, 3507340, 4208808, 5261010, 7014680, 10522020, 21044040]

約数ペア:

[(1, 21044040), (2, 10522020), (3, 7014680), (4, 5261010), (5, 4208808), (6, 3507340), (8, 2630505), (10, 2104404), (12, 1753670), (15, 1402936), (20, 1052202), (24, 876835), (30, 701468), (31, 678840), (40, 526101), (60, 350734), (62, 339420), (93, 226280), (120, 175367), (124, 169710), (155, 135768), (186, 113140), (248, 84855), (310, 67884), (372, 56570), (465, 45256), (620, 33942), (744, 28285), (930, 22628), (1240, 16971), (1860, 11314), (3720, 5657)]