21010440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1447}}^1$

素因数の和:1483

約数の個数: 96

約数和(自身を含む): 69330240

約数和(自身を除く): 48319800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1320, 1447, 1452, 1815, 2420, 2894, 2904, 3630, 4341, 4840, 5788, 7235, 7260, 8682, 11576, 14470, 14520, 15917, 17364, 21705, 28940, 31834, 34728, 43410, 47751, 57880, 63668, 79585, 86820, 95502, 127336, 159170, 173640, 175087, 191004, 238755, 318340, 350174, 382008, 477510, 525261, 636680, 700348, 875435, 955020, 1050522, 1400696, 1750870, 1910040, 2101044, 2626305, 3501740, 4202088, 5252610, 7003480, 10505220, 21010440]

約数ペア:

[(1, 21010440), (2, 10505220), (3, 7003480), (4, 5252610), (5, 4202088), (6, 3501740), (8, 2626305), (10, 2101044), (11, 1910040), (12, 1750870), (15, 1400696), (20, 1050522), (22, 955020), (24, 875435), (30, 700348), (33, 636680), (40, 525261), (44, 477510), (55, 382008), (60, 350174), (66, 318340), (88, 238755), (110, 191004), (120, 175087), (121, 173640), (132, 159170), (165, 127336), (220, 95502), (242, 86820), (264, 79585), (330, 63668), (363, 57880), (440, 47751), (484, 43410), (605, 34728), (660, 31834), (726, 28940), (968, 21705), (1210, 17364), (1320, 15917), (1447, 14520), (1452, 14470), (1815, 11576), (2420, 8682), (2894, 7260), (2904, 7235), (3630, 5788), (4341, 4840)]