21332340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3823}}^1$

素因数の和:3869

約数の個数: 72

約数和(自身を含む): 66812928

約数和(自身を除く): 45480588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 3823, 5580, 7646, 11469, 15292, 19115, 22938, 34407, 38230, 45876, 57345, 68814, 76460, 114690, 118513, 137628, 172035, 229380, 237026, 344070, 355539, 474052, 592565, 688140, 711078, 1066617, 1185130, 1422156, 1777695, 2133234, 2370260, 3555390, 4266468, 5333085, 7110780, 10666170, 21332340]

約数ペア:

[(1, 21332340), (2, 10666170), (3, 7110780), (4, 5333085), (5, 4266468), (6, 3555390), (9, 2370260), (10, 2133234), (12, 1777695), (15, 1422156), (18, 1185130), (20, 1066617), (30, 711078), (31, 688140), (36, 592565), (45, 474052), (60, 355539), (62, 344070), (90, 237026), (93, 229380), (124, 172035), (155, 137628), (180, 118513), (186, 114690), (279, 76460), (310, 68814), (372, 57345), (465, 45876), (558, 38230), (620, 34407), (930, 22938), (1116, 19115), (1395, 15292), (1860, 11469), (2790, 7646), (3823, 5580)]