21610162

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 20691278

約数列:

[1, 2, 7, 14, 17, 29, 31, 34, 58, 62, 101, 119, 202, 203, 217, 238, 406, 434, 493, 527, 707, 899, 986, 1054, 1414, 1717, 1798, 2929, 3131, 3434, 3451, 3689, 5858, 6262, 6293, 6902, 7378, 12019, 12586, 15283, 20503, 21917, 24038, 30566, 41006, 43834, 49793, 53227, 90799, 99586, 106454, 106981, 181598, 213962, 348551, 372589, 635593, 697102, 745178, 1271186, 1543583, 3087166, 10805081, 21610162]

約数ペア:

[(1, 21610162), (2, 10805081), (7, 3087166), (14, 1543583), (17, 1271186), (29, 745178), (31, 697102), (34, 635593), (58, 372589), (62, 348551), (101, 213962), (119, 181598), (202, 106981), (203, 106454), (217, 99586), (238, 90799), (406, 53227), (434, 49793), (493, 43834), (527, 41006), (707, 30566), (899, 24038), (986, 21917), (1054, 20503), (1414, 15283), (1717, 12586), (1798, 12019), (2929, 7378), (3131, 6902), (3434, 6293), (3451, 6262), (3689, 5858)]