21152484

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20261}}^1$

素因数の和:20300

約数の個数: 36

約数和(自身を含む): 55315260

約数和(自身を除く): 34162776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20261, 40522, 60783, 81044, 121566, 182349, 243132, 364698, 587569, 729396, 1175138, 1762707, 2350276, 3525414, 5288121, 7050828, 10576242, 21152484]

約数ペア:

[(1, 21152484), (2, 10576242), (3, 7050828), (4, 5288121), (6, 3525414), (9, 2350276), (12, 1762707), (18, 1175138), (29, 729396), (36, 587569), (58, 364698), (87, 243132), (116, 182349), (174, 121566), (261, 81044), (348, 60783), (522, 40522), (1044, 20261)]