21760308

素因数分解:

$2^2\times 3^2\times {\mathrm{151}}^1\times {\mathrm{4003}}^1$

素因数の和:4164

約数の個数: 36

約数和(自身を含む): 55383328

約数和(自身を除く): 33623020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 151, 302, 453, 604, 906, 1359, 1812, 2718, 4003, 5436, 8006, 12009, 16012, 24018, 36027, 48036, 72054, 144108, 604453, 1208906, 1813359, 2417812, 3626718, 5440077, 7253436, 10880154, 21760308]

約数ペア:

[(1, 21760308), (2, 10880154), (3, 7253436), (4, 5440077), (6, 3626718), (9, 2417812), (12, 1813359), (18, 1208906), (36, 604453), (151, 144108), (302, 72054), (453, 48036), (604, 36027), (906, 24018), (1359, 16012), (1812, 12009), (2718, 8006), (4003, 5436)]