21212138952

素因数分解:

$2^3\times 3^3\times {\mathrm{79}}^1\times {\mathrm{1243093}}^1$

素因数の和:1243187

約数の個数: 64

約数和(自身を含む): 59668512000

約数和(自身を除く): 38456373048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 79, 108, 158, 216, 237, 316, 474, 632, 711, 948, 1422, 1896, 2133, 2844, 4266, 5688, 8532, 17064, 1243093, 2486186, 3729279, 4972372, 7458558, 9944744, 11187837, 14917116, 22375674, 29834232, 33563511, 44751348, 67127022, 89502696, 98204347, 134254044, 196408694, 268508088, 294613041, 392817388, 589226082, 785634776, 883839123, 1178452164, 1767678246, 2356904328, 2651517369, 3535356492, 5303034738, 7070712984, 10606069476, 21212138952]

約数ペア:

[(1, 21212138952), (2, 10606069476), (3, 7070712984), (4, 5303034738), (6, 3535356492), (8, 2651517369), (9, 2356904328), (12, 1767678246), (18, 1178452164), (24, 883839123), (27, 785634776), (36, 589226082), (54, 392817388), (72, 294613041), (79, 268508088), (108, 196408694), (158, 134254044), (216, 98204347), (237, 89502696), (316, 67127022), (474, 44751348), (632, 33563511), (711, 29834232), (948, 22375674), (1422, 14917116), (1896, 11187837), (2133, 9944744), (2844, 7458558), (4266, 4972372), (5688, 3729279), (8532, 2486186), (17064, 1243093)]