21745578046

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1\times {\mathrm{2477}}^1$

素因数の和:3084

約数の個数: 32

約数和(自身を含む): 33417673632

約数和(自身を除く): 11672095586

約数列:

[1, 2, 61, 122, 227, 317, 454, 634, 2477, 4954, 13847, 19337, 27694, 38674, 71959, 143918, 151097, 302194, 562279, 785209, 1124558, 1570418, 4389499, 8778998, 34299019, 47897749, 68598038, 95795498, 178242443, 356484886, 10872789023, 21745578046]

約数ペア:

[(1, 21745578046), (2, 10872789023), (61, 356484886), (122, 178242443), (227, 95795498), (317, 68598038), (454, 47897749), (634, 34299019), (2477, 8778998), (4954, 4389499), (13847, 1570418), (19337, 1124558), (27694, 785209), (38674, 562279), (71959, 302194), (143918, 151097)]