21753407361

素因数分解:

$3^1\times 7^2\times {\mathrm{1093}}^1\times {\mathrm{135391}}^1$

素因数の和:136501

約数の個数: 24

約数和(自身を含む): 33771097344

約数和(自身を除く): 12017689983

約数列:

[1, 3, 7, 21, 49, 147, 1093, 3279, 7651, 22953, 53557, 135391, 160671, 406173, 947737, 2843211, 6634159, 19902477, 147982363, 443947089, 1035876541, 3107629623, 7251135787, 21753407361]

約数ペア:

[(1, 21753407361), (3, 7251135787), (7, 3107629623), (21, 1035876541), (49, 443947089), (147, 147982363), (1093, 19902477), (3279, 6634159), (7651, 2843211), (22953, 947737), (53557, 406173), (135391, 160671)]