21670636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{5021}}^1$

素因数の和:5121

約数の個数: 24

約数和(自身を含む): 41341104

約数和(自身を除く): 19670468

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 5021, 10042, 20084, 65273, 130546, 261092, 416743, 833486, 1666972, 5417659, 10835318, 21670636]

約数ペア:

[(1, 21670636), (2, 10835318), (4, 5417659), (13, 1666972), (26, 833486), (52, 416743), (83, 261092), (166, 130546), (332, 65273), (1079, 20084), (2158, 10042), (4316, 5021)]