21623850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1657}}^1$

素因数の和:1704

約数の個数: 72

約数和(自身を含む): 60135660

約数和(自身を除く): 38511810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 145, 150, 174, 225, 261, 290, 435, 450, 522, 725, 870, 1305, 1450, 1657, 2175, 2610, 3314, 4350, 4971, 6525, 8285, 9942, 13050, 14913, 16570, 24855, 29826, 41425, 48053, 49710, 74565, 82850, 96106, 124275, 144159, 149130, 240265, 248550, 288318, 372825, 432477, 480530, 720795, 745650, 864954, 1201325, 1441590, 2162385, 2402650, 3603975, 4324770, 7207950, 10811925, 21623850]

約数ペア:

[(1, 21623850), (2, 10811925), (3, 7207950), (5, 4324770), (6, 3603975), (9, 2402650), (10, 2162385), (15, 1441590), (18, 1201325), (25, 864954), (29, 745650), (30, 720795), (45, 480530), (50, 432477), (58, 372825), (75, 288318), (87, 248550), (90, 240265), (145, 149130), (150, 144159), (174, 124275), (225, 96106), (261, 82850), (290, 74565), (435, 49710), (450, 48053), (522, 41425), (725, 29826), (870, 24855), (1305, 16570), (1450, 14913), (1657, 13050), (2175, 9942), (2610, 8285), (3314, 6525), (4350, 4971)]