40824021

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{661}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 66348288

約数和(自身を除く): 25524267

約数列:

[1, 3, 7, 17, 21, 51, 119, 173, 357, 519, 661, 1211, 1983, 2941, 3633, 4627, 8823, 11237, 13881, 20587, 33711, 61761, 78659, 114353, 235977, 343059, 800471, 1944001, 2401413, 5832003, 13608007, 40824021]

約数ペア:

[(1, 40824021), (3, 13608007), (7, 5832003), (17, 2401413), (21, 1944001), (51, 800471), (119, 343059), (173, 235977), (357, 114353), (519, 78659), (661, 61761), (1211, 33711), (1983, 20587), (2941, 13881), (3633, 11237), (4627, 8823)]