21567384

素因数分解:

$2^3\times 3^4\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 61288920

約数和(自身を除く): 39721536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 83, 108, 162, 166, 216, 249, 324, 332, 401, 498, 648, 664, 747, 802, 996, 1203, 1494, 1604, 1992, 2241, 2406, 2988, 3208, 3609, 4482, 4812, 5976, 6723, 7218, 8964, 9624, 10827, 13446, 14436, 17928, 21654, 26892, 28872, 32481, 33283, 43308, 53784, 64962, 66566, 86616, 99849, 129924, 133132, 199698, 259848, 266264, 299547, 399396, 599094, 798792, 898641, 1198188, 1797282, 2396376, 2695923, 3594564, 5391846, 7189128, 10783692, 21567384]

約数ペア:

[(1, 21567384), (2, 10783692), (3, 7189128), (4, 5391846), (6, 3594564), (8, 2695923), (9, 2396376), (12, 1797282), (18, 1198188), (24, 898641), (27, 798792), (36, 599094), (54, 399396), (72, 299547), (81, 266264), (83, 259848), (108, 199698), (162, 133132), (166, 129924), (216, 99849), (249, 86616), (324, 66566), (332, 64962), (401, 53784), (498, 43308), (648, 33283), (664, 32481), (747, 28872), (802, 26892), (996, 21654), (1203, 17928), (1494, 14436), (1604, 13446), (1992, 10827), (2241, 9624), (2406, 8964), (2988, 7218), (3208, 6723), (3609, 5976), (4482, 4812)]