20211930

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{24953}}^1$

素因数の和:24972

約数の個数: 40

約数和(自身を含む): 54349812

約数和(自身を除く): 34137882

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 24953, 49906, 74859, 124765, 149718, 224577, 249530, 374295, 449154, 673731, 748590, 1122885, 1347462, 2021193, 2245770, 3368655, 4042386, 6737310, 10105965, 20211930]

約数ペア:

[(1, 20211930), (2, 10105965), (3, 6737310), (5, 4042386), (6, 3368655), (9, 2245770), (10, 2021193), (15, 1347462), (18, 1122885), (27, 748590), (30, 673731), (45, 449154), (54, 374295), (81, 249530), (90, 224577), (135, 149718), (162, 124765), (270, 74859), (405, 49906), (810, 24953)]