21798350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1101

約数の個数: 48

約数和(自身を含む): 47142816

約数和(自身を除く): 25344466

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 175, 305, 350, 427, 610, 854, 1021, 1525, 2042, 2135, 3050, 4270, 5105, 7147, 10210, 10675, 14294, 21350, 25525, 35735, 51050, 62281, 71470, 124562, 178675, 311405, 357350, 435967, 622810, 871934, 1557025, 2179835, 3114050, 4359670, 10899175, 21798350]

約数ペア:

[(1, 21798350), (2, 10899175), (5, 4359670), (7, 3114050), (10, 2179835), (14, 1557025), (25, 871934), (35, 622810), (50, 435967), (61, 357350), (70, 311405), (122, 178675), (175, 124562), (305, 71470), (350, 62281), (427, 51050), (610, 35735), (854, 25525), (1021, 21350), (1525, 14294), (2042, 10675), (2135, 10210), (3050, 7147), (4270, 5105)]