21167797966

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{171641}}^1$

素因数の和:172056

約数の個数: 32

約数和(自身を含む): 37964464128

約数和(自身を除く): 16796666162

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 383, 766, 2681, 5362, 8809, 17618, 61663, 123326, 171641, 343282, 1201487, 2402974, 3947743, 7895486, 27634201, 55268402, 65738503, 131477006, 460169521, 920339042, 1511985569, 3023971138, 10583898983, 21167797966]

約数ペア:

[(1, 21167797966), (2, 10583898983), (7, 3023971138), (14, 1511985569), (23, 920339042), (46, 460169521), (161, 131477006), (322, 65738503), (383, 55268402), (766, 27634201), (2681, 7895486), (5362, 3947743), (8809, 2402974), (17618, 1201487), (61663, 343282), (123326, 171641)]