21876918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8539}}^1$

素因数の和:8612

約数の個数: 32

約数和(自身を含む): 50830080

約数和(自身を除く): 28953162

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 8539, 17078, 25617, 51234, 59773, 119546, 179319, 358638, 520879, 1041758, 1562637, 3125274, 3646153, 7292306, 10938459, 21876918]

約数ペア:

[(1, 21876918), (2, 10938459), (3, 7292306), (6, 3646153), (7, 3125274), (14, 1562637), (21, 1041758), (42, 520879), (61, 358638), (122, 179319), (183, 119546), (366, 59773), (427, 51234), (854, 25617), (1281, 17078), (2562, 8539)]