21757104

素因数分解:

$2^4\times 3^2\times {\mathrm{151091}}^1$

素因数の和:151105

約数の個数: 30

約数和(自身を含む): 60890076

約数和(自身を除く): 39132972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 151091, 302182, 453273, 604364, 906546, 1208728, 1359819, 1813092, 2417456, 2719638, 3626184, 5439276, 7252368, 10878552, 21757104]

約数ペア:

[(1, 21757104), (2, 10878552), (3, 7252368), (4, 5439276), (6, 3626184), (8, 2719638), (9, 2417456), (12, 1813092), (16, 1359819), (18, 1208728), (24, 906546), (36, 604364), (48, 453273), (72, 302182), (144, 151091)]