21363285

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{733}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 35936640

約数和(自身を除く): 14573355

約数列:

[1, 3, 5, 15, 29, 67, 87, 145, 201, 335, 435, 733, 1005, 1943, 2199, 3665, 5829, 9715, 10995, 21257, 29145, 49111, 63771, 106285, 147333, 245555, 318855, 736665, 1424219, 4272657, 7121095, 21363285]

約数ペア:

[(1, 21363285), (3, 7121095), (5, 4272657), (15, 1424219), (29, 736665), (67, 318855), (87, 245555), (145, 147333), (201, 106285), (335, 63771), (435, 49111), (733, 29145), (1005, 21257), (1943, 10995), (2199, 9715), (3665, 5829)]