21345058

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 38522880

約数和(自身を除く): 17177822

約数列:

[1, 2, 7, 14, 23, 46, 151, 161, 302, 322, 439, 878, 1057, 2114, 3073, 3473, 6146, 6946, 10097, 20194, 24311, 48622, 66289, 70679, 132578, 141358, 464023, 928046, 1524647, 3049294, 10672529, 21345058]

約数ペア:

[(1, 21345058), (2, 10672529), (7, 3049294), (14, 1524647), (23, 928046), (46, 464023), (151, 141358), (161, 132578), (302, 70679), (322, 66289), (439, 48622), (878, 24311), (1057, 20194), (2114, 10097), (3073, 6946), (3473, 6146)]