211672860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{503983}}^1$

素因数の和:504002

約数の個数: 48

約数和(自身を含む): 677354496

約数和(自身を除く): 465681636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 503983, 1007966, 1511949, 2015932, 2519915, 3023898, 3527881, 5039830, 6047796, 7055762, 7559745, 10079660, 10583643, 14111524, 15119490, 17639405, 21167286, 30238980, 35278810, 42334572, 52918215, 70557620, 105836430, 211672860]

約数ペア:

[(1, 211672860), (2, 105836430), (3, 70557620), (4, 52918215), (5, 42334572), (6, 35278810), (7, 30238980), (10, 21167286), (12, 17639405), (14, 15119490), (15, 14111524), (20, 10583643), (21, 10079660), (28, 7559745), (30, 7055762), (35, 6047796), (42, 5039830), (60, 3527881), (70, 3023898), (84, 2519915), (105, 2015932), (140, 1511949), (210, 1007966), (420, 503983)]