21249576

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{10177}}^1$

素因数の和:10218

約数の個数: 48

約数和(自身を含む): 59541300

約数和(自身を除く): 38291724

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 10177, 20354, 30531, 40708, 61062, 81416, 91593, 122124, 183186, 244248, 295133, 366372, 590266, 732744, 885399, 1180532, 1770798, 2361064, 2656197, 3541596, 5312394, 7083192, 10624788, 21249576]

約数ペア:

[(1, 21249576), (2, 10624788), (3, 7083192), (4, 5312394), (6, 3541596), (8, 2656197), (9, 2361064), (12, 1770798), (18, 1180532), (24, 885399), (29, 732744), (36, 590266), (58, 366372), (72, 295133), (87, 244248), (116, 183186), (174, 122124), (232, 91593), (261, 81416), (348, 61062), (522, 40708), (696, 30531), (1044, 20354), (2088, 10177)]