21276990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33773}}^1$

素因数の和:33793

約数の個数: 48

約数和(自身を含む): 63224928

約数和(自身を除く): 41947938

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33773, 67546, 101319, 168865, 202638, 236411, 303957, 337730, 472822, 506595, 607914, 709233, 1013190, 1182055, 1418466, 1519785, 2127699, 2364110, 3039570, 3546165, 4255398, 7092330, 10638495, 21276990]

約数ペア:

[(1, 21276990), (2, 10638495), (3, 7092330), (5, 4255398), (6, 3546165), (7, 3039570), (9, 2364110), (10, 2127699), (14, 1519785), (15, 1418466), (18, 1182055), (21, 1013190), (30, 709233), (35, 607914), (42, 506595), (45, 472822), (63, 337730), (70, 303957), (90, 236411), (105, 202638), (126, 168865), (210, 101319), (315, 67546), (630, 33773)]