21758130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14221}}^1$

素因数の和:14251

約数の個数: 48

約数和(自身を含む): 59903064

約数和(自身を除く): 38144934

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 14221, 28442, 42663, 71105, 85326, 127989, 142210, 213315, 241757, 255978, 426630, 483514, 639945, 725271, 1208785, 1279890, 1450542, 2175813, 2417570, 3626355, 4351626, 7252710, 10879065, 21758130]

約数ペア:

[(1, 21758130), (2, 10879065), (3, 7252710), (5, 4351626), (6, 3626355), (9, 2417570), (10, 2175813), (15, 1450542), (17, 1279890), (18, 1208785), (30, 725271), (34, 639945), (45, 483514), (51, 426630), (85, 255978), (90, 241757), (102, 213315), (153, 142210), (170, 127989), (255, 85326), (306, 71105), (510, 42663), (765, 28442), (1530, 14221)]