21423990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{102019}}^1$

素因数の和:102036

約数の個数: 32

約数和(自身を含む): 58763520

約数和(自身を除く): 37339530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 102019, 204038, 306057, 510095, 612114, 714133, 1020190, 1428266, 1530285, 2142399, 3060570, 3570665, 4284798, 7141330, 10711995, 21423990]

約数ペア:

[(1, 21423990), (2, 10711995), (3, 7141330), (5, 4284798), (6, 3570665), (7, 3060570), (10, 2142399), (14, 1530285), (15, 1428266), (21, 1020190), (30, 714133), (35, 612114), (42, 510095), (70, 306057), (105, 204038), (210, 102019)]