21869330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2069}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 45308160

約数和(自身を除く): 23438830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 151, 302, 755, 1057, 1510, 2069, 2114, 4138, 5285, 10345, 10570, 14483, 20690, 28966, 72415, 144830, 312419, 624838, 1562095, 2186933, 3124190, 4373866, 10934665, 21869330]

約数ペア:

[(1, 21869330), (2, 10934665), (5, 4373866), (7, 3124190), (10, 2186933), (14, 1562095), (35, 624838), (70, 312419), (151, 144830), (302, 72415), (755, 28966), (1057, 20690), (1510, 14483), (2069, 10570), (2114, 10345), (4138, 5285)]