21016850256

素因数分解:

$2^4\times 3^2\times {\mathrm{145950349}}^1$

素因数の和:145950363

約数の個数: 30

約数和(自身を含む): 58817991050

約数和(自身を除く): 37801140794

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 145950349, 291900698, 437851047, 583801396, 875702094, 1167602792, 1313553141, 1751404188, 2335205584, 2627106282, 3502808376, 5254212564, 7005616752, 10508425128, 21016850256]

約数ペア:

[(1, 21016850256), (2, 10508425128), (3, 7005616752), (4, 5254212564), (6, 3502808376), (8, 2627106282), (9, 2335205584), (12, 1751404188), (16, 1313553141), (18, 1167602792), (24, 875702094), (36, 583801396), (48, 437851047), (72, 291900698), (144, 145950349)]