21348830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{92821}}^1$

素因数の和:92851

約数の個数: 16

約数和(自身を含む): 40099104

約数和(自身を除く): 18750274

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 92821, 185642, 464105, 928210, 2134883, 4269766, 10674415, 21348830]

約数ペア:

[(1, 21348830), (2, 10674415), (5, 4269766), (10, 2134883), (23, 928210), (46, 464105), (115, 185642), (230, 92821)]