21276900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:570

約数の個数: 108

約数和(自身を含む): 68245632

約数和(自身を除く): 46968732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 47, 50, 60, 75, 90, 94, 100, 141, 150, 180, 188, 225, 235, 282, 300, 423, 450, 470, 503, 564, 705, 846, 900, 940, 1006, 1175, 1410, 1509, 1692, 2012, 2115, 2350, 2515, 2820, 3018, 3525, 4230, 4527, 4700, 5030, 6036, 7050, 7545, 8460, 9054, 10060, 10575, 12575, 14100, 15090, 18108, 21150, 22635, 23641, 25150, 30180, 37725, 42300, 45270, 47282, 50300, 70923, 75450, 90540, 94564, 113175, 118205, 141846, 150900, 212769, 226350, 236410, 283692, 354615, 425538, 452700, 472820, 591025, 709230, 851076, 1063845, 1182050, 1418460, 1773075, 2127690, 2364100, 3546150, 4255380, 5319225, 7092300, 10638450, 21276900]

約数ペア:

[(1, 21276900), (2, 10638450), (3, 7092300), (4, 5319225), (5, 4255380), (6, 3546150), (9, 2364100), (10, 2127690), (12, 1773075), (15, 1418460), (18, 1182050), (20, 1063845), (25, 851076), (30, 709230), (36, 591025), (45, 472820), (47, 452700), (50, 425538), (60, 354615), (75, 283692), (90, 236410), (94, 226350), (100, 212769), (141, 150900), (150, 141846), (180, 118205), (188, 113175), (225, 94564), (235, 90540), (282, 75450), (300, 70923), (423, 50300), (450, 47282), (470, 45270), (503, 42300), (564, 37725), (705, 30180), (846, 25150), (900, 23641), (940, 22635), (1006, 21150), (1175, 18108), (1410, 15090), (1509, 14100), (1692, 12575), (2012, 10575), (2115, 10060), (2350, 9054), (2515, 8460), (2820, 7545), (3018, 7050), (3525, 6036), (4230, 5030), (4527, 4700)]