21960432

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11731}}^1$

素因数の和:11758

約数の個数: 60

約数和(自身を含む): 66191944

約数和(自身を除く): 44231512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11731, 23462, 35193, 46924, 70386, 93848, 105579, 140772, 152503, 187696, 211158, 281544, 305006, 422316, 457509, 563088, 610012, 844632, 915018, 1220024, 1372527, 1689264, 1830036, 2440048, 2745054, 3660072, 5490108, 7320144, 10980216, 21960432]

約数ペア:

[(1, 21960432), (2, 10980216), (3, 7320144), (4, 5490108), (6, 3660072), (8, 2745054), (9, 2440048), (12, 1830036), (13, 1689264), (16, 1372527), (18, 1220024), (24, 915018), (26, 844632), (36, 610012), (39, 563088), (48, 457509), (52, 422316), (72, 305006), (78, 281544), (104, 211158), (117, 187696), (144, 152503), (156, 140772), (208, 105579), (234, 93848), (312, 70386), (468, 46924), (624, 35193), (936, 23462), (1872, 11731)]