21015435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{859}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 38638080

約数和(自身を除く): 17622645

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 233, 699, 859, 1165, 1631, 2577, 3495, 4295, 4893, 6013, 8155, 12885, 18039, 24465, 30065, 90195, 200147, 600441, 1000735, 1401029, 3002205, 4203087, 7005145, 21015435]

約数ペア:

[(1, 21015435), (3, 7005145), (5, 4203087), (7, 3002205), (15, 1401029), (21, 1000735), (35, 600441), (105, 200147), (233, 90195), (699, 30065), (859, 24465), (1165, 18039), (1631, 12885), (2577, 8155), (3495, 6013), (4295, 4893)]