21411210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1153}}^1$

素因数の和:1782

約数の個数: 32

約数和(自身を含む): 51514560

約数和(自身を除く): 30103350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 619, 1153, 1238, 1857, 2306, 3095, 3459, 3714, 5765, 6190, 6918, 9285, 11530, 17295, 18570, 34590, 713707, 1427414, 2141121, 3568535, 4282242, 7137070, 10705605, 21411210]

約数ペア:

[(1, 21411210), (2, 10705605), (3, 7137070), (5, 4282242), (6, 3568535), (10, 2141121), (15, 1427414), (30, 713707), (619, 34590), (1153, 18570), (1238, 17295), (1857, 11530), (2306, 9285), (3095, 6918), (3459, 6190), (3714, 5765)]