21702150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1663}}^1$

素因数の和:1710

約数の個数: 72

約数和(自身を含む): 60353280

約数和(自身を除く): 38651130

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, 1663, 2175, 2610, 3326, 4350, 4989, 6525, 8315, 9978, 13050, 14967, 16630, 24945, 29934, 41575, 48227, 49890, 74835, 83150, 96454, 124725, 144681, 149670, 241135, 249450, 289362, 374175, 434043, 482270, 723405, 748350, 868086, 1205675, 1446810, 2170215, 2411350, 3617025, 4340430, 7234050, 10851075, 21702150]

約数ペア:

[(1, 21702150), (2, 10851075), (3, 7234050), (5, 4340430), (6, 3617025), (9, 2411350), (10, 2170215), (15, 1446810), (18, 1205675), (25, 868086), (29, 748350), (30, 723405), (45, 482270), (50, 434043), (58, 374175), (75, 289362), (87, 249450), (90, 241135), (145, 149670), (150, 144681), (174, 124725), (225, 96454), (261, 83150), (290, 74835), (435, 49890), (450, 48227), (522, 41575), (725, 29934), (870, 24945), (1305, 16630), (1450, 14967), (1663, 13050), (2175, 9978), (2610, 8315), (3326, 6525), (4350, 4989)]