21929390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{599}}^1$

素因数の和:1136

約数の個数: 32

約数和(自身を含む): 45273600

約数和(自身を除く): 23344210

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 523, 599, 1046, 1198, 2615, 2995, 3661, 4193, 5230, 5990, 7322, 8386, 18305, 20965, 36610, 41930, 313277, 626554, 1566385, 2192939, 3132770, 4385878, 10964695, 21929390]

約数ペア:

[(1, 21929390), (2, 10964695), (5, 4385878), (7, 3132770), (10, 2192939), (14, 1566385), (35, 626554), (70, 313277), (523, 41930), (599, 36610), (1046, 20965), (1198, 18305), (2615, 8386), (2995, 7322), (3661, 5990), (4193, 5230)]