21050928

素因数分解:

$2^4\times 3^4\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:496

約数の個数: 100

約数和(自身を含む): 62716720

約数和(自身を除く): 41665792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 81, 108, 111, 144, 148, 162, 216, 222, 296, 324, 333, 432, 439, 444, 592, 648, 666, 878, 888, 999, 1296, 1317, 1332, 1756, 1776, 1998, 2634, 2664, 2997, 3512, 3951, 3996, 5268, 5328, 5994, 7024, 7902, 7992, 10536, 11853, 11988, 15804, 15984, 16243, 21072, 23706, 23976, 31608, 32486, 35559, 47412, 47952, 48729, 63216, 64972, 71118, 94824, 97458, 129944, 142236, 146187, 189648, 194916, 259888, 284472, 292374, 389832, 438561, 568944, 584748, 779664, 877122, 1169496, 1315683, 1754244, 2338992, 2631366, 3508488, 5262732, 7016976, 10525464, 21050928]

約数ペア:

[(1, 21050928), (2, 10525464), (3, 7016976), (4, 5262732), (6, 3508488), (8, 2631366), (9, 2338992), (12, 1754244), (16, 1315683), (18, 1169496), (24, 877122), (27, 779664), (36, 584748), (37, 568944), (48, 438561), (54, 389832), (72, 292374), (74, 284472), (81, 259888), (108, 194916), (111, 189648), (144, 146187), (148, 142236), (162, 129944), (216, 97458), (222, 94824), (296, 71118), (324, 64972), (333, 63216), (432, 48729), (439, 47952), (444, 47412), (592, 35559), (648, 32486), (666, 31608), (878, 23976), (888, 23706), (999, 21072), (1296, 16243), (1317, 15984), (1332, 15804), (1756, 11988), (1776, 11853), (1998, 10536), (2634, 7992), (2664, 7902), (2997, 7024), (3512, 5994), (3951, 5328), (3996, 5268)]