21291510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24473}}^1$

素因数の和:24512

約数の個数: 32

約数和(自身を含む): 52863840

約数和(自身を除く): 31572330

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 24473, 48946, 73419, 122365, 146838, 244730, 367095, 709717, 734190, 1419434, 2129151, 3548585, 4258302, 7097170, 10645755, 21291510]

約数ペア:

[(1, 21291510), (2, 10645755), (3, 7097170), (5, 4258302), (6, 3548585), (10, 2129151), (15, 1419434), (29, 734190), (30, 709717), (58, 367095), (87, 244730), (145, 146838), (174, 122365), (290, 73419), (435, 48946), (870, 24473)]