21718424

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29833}}^1$

素因数の和:29859

約数の個数: 32

約数和(自身を含む): 50121120

約数和(自身を除く): 28402696

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 29833, 59666, 119332, 208831, 238664, 387829, 417662, 775658, 835324, 1551316, 1670648, 2714803, 3102632, 5429606, 10859212, 21718424]

約数ペア:

[(1, 21718424), (2, 10859212), (4, 5429606), (7, 3102632), (8, 2714803), (13, 1670648), (14, 1551316), (26, 835324), (28, 775658), (52, 417662), (56, 387829), (91, 238664), (104, 208831), (182, 119332), (364, 59666), (728, 29833)]