21481574

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 14288026

約数列:

[1, 2, 17, 31, 34, 62, 89, 178, 229, 458, 527, 1054, 1513, 2759, 3026, 3893, 5518, 7099, 7786, 14198, 20381, 40762, 46903, 93806, 120683, 241366, 346477, 631811, 692954, 1263622, 10740787, 21481574]

約数ペア:

[(1, 21481574), (2, 10740787), (17, 1263622), (31, 692954), (34, 631811), (62, 346477), (89, 241366), (178, 120683), (229, 93806), (458, 46903), (527, 40762), (1054, 20381), (1513, 14198), (2759, 7786), (3026, 7099), (3893, 5518)]