2021000895

素因数分解:

$3^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{42409}}^1$

素因数の和:42776

約数の個数: 32

約数和(自身を含む): 3603153600

約数和(自身を除く): 1582152705

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 353, 1059, 1765, 3177, 5295, 9531, 15885, 42409, 47655, 127227, 212045, 381681, 636135, 1145043, 1908405, 5725215, 14970377, 44911131, 74851885, 134733393, 224555655, 404200179, 673666965, 2021000895]

約数ペア:

[(1, 2021000895), (3, 673666965), (5, 404200179), (9, 224555655), (15, 134733393), (27, 74851885), (45, 44911131), (135, 14970377), (353, 5725215), (1059, 1908405), (1765, 1145043), (3177, 636135), (5295, 381681), (9531, 212045), (15885, 127227), (42409, 47655)]