21832405

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 32131584

約数和(自身を除く): 10299179

約数列:

[1, 5, 7, 23, 35, 37, 115, 161, 185, 259, 733, 805, 851, 1295, 3665, 4255, 5131, 5957, 16859, 25655, 27121, 29785, 84295, 118013, 135605, 189847, 590065, 623783, 949235, 3118915, 4366481, 21832405]

約数ペア:

[(1, 21832405), (5, 4366481), (7, 3118915), (23, 949235), (35, 623783), (37, 590065), (115, 189847), (161, 135605), (185, 118013), (259, 84295), (733, 29785), (805, 27121), (851, 25655), (1295, 16859), (3665, 5957), (4255, 5131)]