21909342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{40127}}^1$

素因数の和:40152

約数の個数: 32

約数和(自身を含む): 53932032

約数和(自身を除く): 32022690

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 40127, 80254, 120381, 240762, 280889, 521651, 561778, 842667, 1043302, 1564953, 1685334, 3129906, 3651557, 7303114, 10954671, 21909342]

約数ペア:

[(1, 21909342), (2, 10954671), (3, 7303114), (6, 3651557), (7, 3129906), (13, 1685334), (14, 1564953), (21, 1043302), (26, 842667), (39, 561778), (42, 521651), (78, 280889), (91, 240762), (182, 120381), (273, 80254), (546, 40127)]