21743365735

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{276229}}^1$

素因数の和:276427

約数の個数: 32

約数和(自身を含む): 32299021440

約数和(自身を除く): 10555655705

約数列:

[1, 5, 7, 13, 35, 65, 91, 173, 455, 865, 1211, 2249, 6055, 11245, 15743, 78715, 276229, 1381145, 1933603, 3590977, 9668015, 17954885, 25136839, 47787617, 125684195, 238938085, 334513319, 621239021, 1672566595, 3106195105, 4348673147, 21743365735]

約数ペア:

[(1, 21743365735), (5, 4348673147), (7, 3106195105), (13, 1672566595), (35, 621239021), (65, 334513319), (91, 238938085), (173, 125684195), (455, 47787617), (865, 25136839), (1211, 17954885), (2249, 9668015), (6055, 3590977), (11245, 1933603), (15743, 1381145), (78715, 276229)]