21979992

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^2\times {\mathrm{953}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 56839320

約数和(自身を除く): 34859328

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 953, 961, 1906, 1922, 2859, 2883, 3812, 3844, 5718, 5766, 7624, 7688, 11436, 11532, 22872, 23064, 29543, 59086, 88629, 118172, 177258, 236344, 354516, 709032, 915833, 1831666, 2747499, 3663332, 5494998, 7326664, 10989996, 21979992]

約数ペア:

[(1, 21979992), (2, 10989996), (3, 7326664), (4, 5494998), (6, 3663332), (8, 2747499), (12, 1831666), (24, 915833), (31, 709032), (62, 354516), (93, 236344), (124, 177258), (186, 118172), (248, 88629), (372, 59086), (744, 29543), (953, 23064), (961, 22872), (1906, 11532), (1922, 11436), (2859, 7688), (2883, 7624), (3812, 5766), (3844, 5718)]