21747396

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2459}}^1$

素因数の和:2544

約数の個数: 48

約数和(自身を含む): 56206080

約数和(自身を除く): 34458684

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 67, 132, 134, 201, 268, 402, 737, 804, 1474, 2211, 2459, 2948, 4422, 4918, 7377, 8844, 9836, 14754, 27049, 29508, 54098, 81147, 108196, 162294, 164753, 324588, 329506, 494259, 659012, 988518, 1812283, 1977036, 3624566, 5436849, 7249132, 10873698, 21747396]

約数ペア:

[(1, 21747396), (2, 10873698), (3, 7249132), (4, 5436849), (6, 3624566), (11, 1977036), (12, 1812283), (22, 988518), (33, 659012), (44, 494259), (66, 329506), (67, 324588), (132, 164753), (134, 162294), (201, 108196), (268, 81147), (402, 54098), (737, 29508), (804, 27049), (1474, 14754), (2211, 9836), (2459, 8844), (2948, 7377), (4422, 4918)]