21767692

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7741}}^1$

素因数の和:7801

約数の個数: 24

約数和(自身を含む): 41187440

約数和(自身を除く): 19419748

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 7741, 15482, 30964, 147079, 286417, 294158, 572834, 588316, 1145668, 5441923, 10883846, 21767692]

約数ペア:

[(1, 21767692), (2, 10883846), (4, 5441923), (19, 1145668), (37, 588316), (38, 572834), (74, 294158), (76, 286417), (148, 147079), (703, 30964), (1406, 15482), (2812, 7741)]