21312936

素因数分解:

$2^3\times 3^3\times {\mathrm{79}}^1\times {\mathrm{1249}}^1$

素因数の和:1343

約数の個数: 64

約数和(自身を含む): 60000000

約数和(自身を除く): 38687064

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, 1249, 1422, 1896, 2133, 2498, 2844, 3747, 4266, 4996, 5688, 7494, 8532, 9992, 11241, 14988, 17064, 22482, 29976, 33723, 44964, 67446, 89928, 98671, 134892, 197342, 269784, 296013, 394684, 592026, 789368, 888039, 1184052, 1776078, 2368104, 2664117, 3552156, 5328234, 7104312, 10656468, 21312936]

約数ペア:

[(1, 21312936), (2, 10656468), (3, 7104312), (4, 5328234), (6, 3552156), (8, 2664117), (9, 2368104), (12, 1776078), (18, 1184052), (24, 888039), (27, 789368), (36, 592026), (54, 394684), (72, 296013), (79, 269784), (108, 197342), (158, 134892), (216, 98671), (237, 89928), (316, 67446), (474, 44964), (632, 33723), (711, 29976), (948, 22482), (1249, 17064), (1422, 14988), (1896, 11241), (2133, 9992), (2498, 8532), (2844, 7494), (3747, 5688), (4266, 4996)]