21553554219

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{601}}^1\times {\mathrm{1693}}^1$

素因数の和:2627

約数の個数: 32

約数和(自身を含む): 30153091584

約数和(自身を除く): 8599537365

約数列:

[1, 3, 23, 69, 307, 601, 921, 1693, 1803, 5079, 7061, 13823, 21183, 38939, 41469, 116817, 184507, 519751, 553521, 1017493, 1559253, 3052479, 4243661, 11954273, 12730983, 23402339, 35862819, 70207017, 312370351, 937111053, 7184518073, 21553554219]

約数ペア:

[(1, 21553554219), (3, 7184518073), (23, 937111053), (69, 312370351), (307, 70207017), (601, 35862819), (921, 23402339), (1693, 12730983), (1803, 11954273), (5079, 4243661), (7061, 3052479), (13823, 1559253), (21183, 1017493), (38939, 553521), (41469, 519751), (116817, 184507)]