21762840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16487}}^1$

素因数の和:16512

約数の個数: 64

約数和(自身を含む): 71228160

約数和(自身を除く): 49465320

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, 132, 165, 220, 264, 330, 440, 660, 1320, 16487, 32974, 49461, 65948, 82435, 98922, 131896, 164870, 181357, 197844, 247305, 329740, 362714, 395688, 494610, 544071, 659480, 725428, 906785, 989220, 1088142, 1450856, 1813570, 1978440, 2176284, 2720355, 3627140, 4352568, 5440710, 7254280, 10881420, 21762840]

約数ペア:

[(1, 21762840), (2, 10881420), (3, 7254280), (4, 5440710), (5, 4352568), (6, 3627140), (8, 2720355), (10, 2176284), (11, 1978440), (12, 1813570), (15, 1450856), (20, 1088142), (22, 989220), (24, 906785), (30, 725428), (33, 659480), (40, 544071), (44, 494610), (55, 395688), (60, 362714), (66, 329740), (88, 247305), (110, 197844), (120, 181357), (132, 164870), (165, 131896), (220, 98922), (264, 82435), (330, 65948), (440, 49461), (660, 32974), (1320, 16487)]