21995617557

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1\times {\mathrm{5569}}^1$

素因数の和:5973

約数の個数: 32

約数和(自身を含む): 30385998720

約数和(自身を除く): 8390381163

約数列:

[1, 3, 41, 123, 163, 197, 489, 591, 5569, 6683, 8077, 16707, 20049, 24231, 32111, 96333, 228329, 684987, 907747, 1097093, 1316551, 2723241, 3291279, 3949653, 37217627, 44980813, 111652881, 134942439, 178826159, 536478477, 7331872519, 21995617557]

約数ペア:

[(1, 21995617557), (3, 7331872519), (41, 536478477), (123, 178826159), (163, 134942439), (197, 111652881), (489, 44980813), (591, 37217627), (5569, 3949653), (6683, 3291279), (8077, 2723241), (16707, 1316551), (20049, 1097093), (24231, 907747), (32111, 684987), (96333, 228329)]