21753134

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 36723456

約数和(自身を除く): 14970322

約数列:

[1, 2, 13, 26, 31, 62, 137, 197, 274, 394, 403, 806, 1781, 2561, 3562, 4247, 5122, 6107, 8494, 12214, 26989, 53978, 55211, 79391, 110422, 158782, 350857, 701714, 836659, 1673318, 10876567, 21753134]

約数ペア:

[(1, 21753134), (2, 10876567), (13, 1673318), (26, 836659), (31, 701714), (62, 350857), (137, 158782), (197, 110422), (274, 79391), (394, 55211), (403, 53978), (806, 26989), (1781, 12214), (2561, 8494), (3562, 6107), (4247, 5122)]