21594420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7057}}^1$

素因数の和:7089

約数の個数: 72

約数和(自身を含む): 69366024

約数和(自身を除く): 47771604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 7057, 14114, 21171, 28228, 35285, 42342, 63513, 70570, 84684, 105855, 119969, 127026, 141140, 211710, 239938, 254052, 317565, 359907, 423420, 479876, 599845, 635130, 719814, 1079721, 1199690, 1270260, 1439628, 1799535, 2159442, 2399380, 3599070, 4318884, 5398605, 7198140, 10797210, 21594420]

約数ペア:

[(1, 21594420), (2, 10797210), (3, 7198140), (4, 5398605), (5, 4318884), (6, 3599070), (9, 2399380), (10, 2159442), (12, 1799535), (15, 1439628), (17, 1270260), (18, 1199690), (20, 1079721), (30, 719814), (34, 635130), (36, 599845), (45, 479876), (51, 423420), (60, 359907), (68, 317565), (85, 254052), (90, 239938), (102, 211710), (153, 141140), (170, 127026), (180, 119969), (204, 105855), (255, 84684), (306, 70570), (340, 63513), (510, 42342), (612, 35285), (765, 28228), (1020, 21171), (1530, 14114), (3060, 7057)]