21629844

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 57762432

約数和(自身を除く): 36132588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 151, 173, 207, 276, 302, 346, 414, 453, 519, 604, 692, 828, 906, 1038, 1359, 1557, 1812, 2076, 2718, 3114, 3473, 3979, 5436, 6228, 6946, 7958, 10419, 11937, 13892, 15916, 20838, 23874, 26123, 31257, 35811, 41676, 47748, 52246, 62514, 71622, 78369, 104492, 125028, 143244, 156738, 235107, 313476, 470214, 600829, 940428, 1201658, 1802487, 2403316, 3604974, 5407461, 7209948, 10814922, 21629844]

約数ペア:

[(1, 21629844), (2, 10814922), (3, 7209948), (4, 5407461), (6, 3604974), (9, 2403316), (12, 1802487), (18, 1201658), (23, 940428), (36, 600829), (46, 470214), (69, 313476), (92, 235107), (138, 156738), (151, 143244), (173, 125028), (207, 104492), (276, 78369), (302, 71622), (346, 62514), (414, 52246), (453, 47748), (519, 41676), (604, 35811), (692, 31257), (828, 26123), (906, 23874), (1038, 20838), (1359, 15916), (1557, 13892), (1812, 11937), (2076, 10419), (2718, 7958), (3114, 6946), (3473, 6228), (3979, 5436)]