21248090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{92383}}^1$

素因数の和:92413

約数の個数: 16

約数和(自身を含む): 39909888

約数和(自身を除く): 18661798

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 92383, 184766, 461915, 923830, 2124809, 4249618, 10624045, 21248090]

約数ペア:

[(1, 21248090), (2, 10624045), (5, 4249618), (10, 2124809), (23, 923830), (46, 461915), (115, 184766), (230, 92383)]