21315300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{227}}^1\times {\mathrm{313}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 62141856

約数和(自身を除く): 40826556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 227, 300, 313, 454, 626, 681, 908, 939, 1135, 1252, 1362, 1565, 1878, 2270, 2724, 3130, 3405, 3756, 4540, 4695, 5675, 6260, 6810, 7825, 9390, 11350, 13620, 15650, 17025, 18780, 22700, 23475, 31300, 34050, 46950, 68100, 71051, 93900, 142102, 213153, 284204, 355255, 426306, 710510, 852612, 1065765, 1421020, 1776275, 2131530, 3552550, 4263060, 5328825, 7105100, 10657650, 21315300]

約数ペア:

[(1, 21315300), (2, 10657650), (3, 7105100), (4, 5328825), (5, 4263060), (6, 3552550), (10, 2131530), (12, 1776275), (15, 1421020), (20, 1065765), (25, 852612), (30, 710510), (50, 426306), (60, 355255), (75, 284204), (100, 213153), (150, 142102), (227, 93900), (300, 71051), (313, 68100), (454, 46950), (626, 34050), (681, 31300), (908, 23475), (939, 22700), (1135, 18780), (1252, 17025), (1362, 15650), (1565, 13620), (1878, 11350), (2270, 9390), (2724, 7825), (3130, 6810), (3405, 6260), (3756, 5675), (4540, 4695)]