21400422

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1433}}^1$

素因数の和:1588

約数の個数: 32

約数和(自身を含む): 45429120

約数和(自身を除く): 24028698

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 131, 262, 393, 786, 1433, 2489, 2866, 4299, 4978, 7467, 8598, 14934, 27227, 54454, 81681, 163362, 187723, 375446, 563169, 1126338, 3566737, 7133474, 10700211, 21400422]

約数ペア:

[(1, 21400422), (2, 10700211), (3, 7133474), (6, 3566737), (19, 1126338), (38, 563169), (57, 375446), (114, 187723), (131, 163362), (262, 81681), (393, 54454), (786, 27227), (1433, 14934), (2489, 8598), (2866, 7467), (4299, 4978)]