21418095

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 36158400

約数和(自身を除く): 14740305

約数列:

[1, 3, 5, 15, 29, 53, 87, 145, 159, 265, 435, 795, 929, 1537, 2787, 4611, 4645, 7685, 13935, 23055, 26941, 49237, 80823, 134705, 147711, 246185, 404115, 738555, 1427873, 4283619, 7139365, 21418095]

約数ペア:

[(1, 21418095), (3, 7139365), (5, 4283619), (15, 1427873), (29, 738555), (53, 404115), (87, 246185), (145, 147711), (159, 134705), (265, 80823), (435, 49237), (795, 26941), (929, 23055), (1537, 13935), (2787, 7685), (4611, 4645)]