21031832520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19473919}}^1$

素因数の和:19473939

約数の個数: 64

約数和(自身を含む): 70106112000

約数和(自身を除く): 49074279480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19473919, 38947838, 58421757, 77895676, 97369595, 116843514, 155791352, 175265271, 194739190, 233687028, 292108785, 350530542, 389478380, 467374056, 525795813, 584217570, 701061084, 778956760, 876326355, 1051591626, 1168435140, 1402122168, 1752652710, 2103183252, 2336870280, 2628979065, 3505305420, 4206366504, 5257958130, 7010610840, 10515916260, 21031832520]

約数ペア:

[(1, 21031832520), (2, 10515916260), (3, 7010610840), (4, 5257958130), (5, 4206366504), (6, 3505305420), (8, 2628979065), (9, 2336870280), (10, 2103183252), (12, 1752652710), (15, 1402122168), (18, 1168435140), (20, 1051591626), (24, 876326355), (27, 778956760), (30, 701061084), (36, 584217570), (40, 525795813), (45, 467374056), (54, 389478380), (60, 350530542), (72, 292108785), (90, 233687028), (108, 194739190), (120, 175265271), (135, 155791352), (180, 116843514), (216, 97369595), (270, 77895676), (360, 58421757), (540, 38947838), (1080, 19473919)]