21141015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10597}}^1$

素因数の和:10631

約数の個数: 32

約数和(自身を含む): 40696320

約数和(自身を除く): 19555305

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 10597, 31791, 52985, 74179, 158955, 201343, 222537, 370895, 604029, 1006715, 1112685, 1409401, 3020145, 4228203, 7047005, 21141015]

約数ペア:

[(1, 21141015), (3, 7047005), (5, 4228203), (7, 3020145), (15, 1409401), (19, 1112685), (21, 1006715), (35, 604029), (57, 370895), (95, 222537), (105, 201343), (133, 158955), (285, 74179), (399, 52985), (665, 31791), (1995, 10597)]