21413230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 40544064

約数和(自身を除く): 19130834

約数列:

[1, 2, 5, 10, 23, 46, 115, 157, 230, 314, 593, 785, 1186, 1570, 2965, 3611, 5930, 7222, 13639, 18055, 27278, 36110, 68195, 93101, 136390, 186202, 465505, 931010, 2141323, 4282646, 10706615, 21413230]

約数ペア:

[(1, 21413230), (2, 10706615), (5, 4282646), (10, 2141323), (23, 931010), (46, 465505), (115, 186202), (157, 136390), (230, 93101), (314, 68195), (593, 36110), (785, 27278), (1186, 18055), (1570, 13639), (2965, 7222), (3611, 5930)]