21984930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 63685440

約数和(自身を除く): 41700510

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 53, 55, 66, 90, 99, 106, 110, 159, 165, 198, 265, 318, 330, 419, 477, 495, 530, 583, 795, 838, 954, 990, 1166, 1257, 1590, 1749, 2095, 2385, 2514, 2915, 3498, 3771, 4190, 4609, 4770, 5247, 5830, 6285, 7542, 8745, 9218, 10494, 12570, 13827, 17490, 18855, 22207, 23045, 26235, 27654, 37710, 41481, 44414, 46090, 52470, 66621, 69135, 82962, 111035, 133242, 138270, 199863, 207405, 222070, 244277, 333105, 399726, 414810, 488554, 666210, 732831, 999315, 1221385, 1465662, 1998630, 2198493, 2442770, 3664155, 4396986, 7328310, 10992465, 21984930]

約数ペア:

[(1, 21984930), (2, 10992465), (3, 7328310), (5, 4396986), (6, 3664155), (9, 2442770), (10, 2198493), (11, 1998630), (15, 1465662), (18, 1221385), (22, 999315), (30, 732831), (33, 666210), (45, 488554), (53, 414810), (55, 399726), (66, 333105), (90, 244277), (99, 222070), (106, 207405), (110, 199863), (159, 138270), (165, 133242), (198, 111035), (265, 82962), (318, 69135), (330, 66621), (419, 52470), (477, 46090), (495, 44414), (530, 41481), (583, 37710), (795, 27654), (838, 26235), (954, 23045), (990, 22207), (1166, 18855), (1257, 17490), (1590, 13827), (1749, 12570), (2095, 10494), (2385, 9218), (2514, 8745), (2915, 7542), (3498, 6285), (3771, 5830), (4190, 5247), (4609, 4770)]