21130116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{14797}}^1$

素因数の和:14828

約数の個数: 48

約数和(自身を含む): 59665536

約数和(自身を除く): 38535420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 14797, 29594, 44391, 59188, 88782, 103579, 177564, 207158, 251549, 310737, 414316, 503098, 621474, 754647, 1006196, 1242948, 1509294, 1760843, 3018588, 3521686, 5282529, 7043372, 10565058, 21130116]

約数ペア:

[(1, 21130116), (2, 10565058), (3, 7043372), (4, 5282529), (6, 3521686), (7, 3018588), (12, 1760843), (14, 1509294), (17, 1242948), (21, 1006196), (28, 754647), (34, 621474), (42, 503098), (51, 414316), (68, 310737), (84, 251549), (102, 207158), (119, 177564), (204, 103579), (238, 88782), (357, 59188), (476, 44391), (714, 29594), (1428, 14797)]