21535090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{967}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 41399424

約数和(自身を除く): 19864334

約数列:

[1, 2, 5, 10, 17, 34, 85, 131, 170, 262, 655, 967, 1310, 1934, 2227, 4454, 4835, 9670, 11135, 16439, 22270, 32878, 82195, 126677, 164390, 253354, 633385, 1266770, 2153509, 4307018, 10767545, 21535090]

約数ペア:

[(1, 21535090), (2, 10767545), (5, 4307018), (10, 2153509), (17, 1266770), (34, 633385), (85, 253354), (131, 164390), (170, 126677), (262, 82195), (655, 32878), (967, 22270), (1310, 16439), (1934, 11135), (2227, 9670), (4454, 4835)]