20996869671

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{443}}^1\times {\mathrm{571}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 31853682432

約数和(自身を除く): 10856812761

約数列:

[1, 3, 9, 23, 69, 207, 401, 443, 571, 1203, 1329, 1713, 3609, 3987, 5139, 9223, 10189, 13133, 27669, 30567, 39399, 83007, 91701, 118197, 177643, 228971, 252953, 532929, 686913, 758859, 1598787, 2060739, 2276577, 4085789, 5266333, 5817919, 12257367, 15798999, 17453757, 36772101, 47396997, 52361271, 101434153, 304302459, 912907377, 2332985519, 6998956557, 20996869671]

約数ペア:

[(1, 20996869671), (3, 6998956557), (9, 2332985519), (23, 912907377), (69, 304302459), (207, 101434153), (401, 52361271), (443, 47396997), (571, 36772101), (1203, 17453757), (1329, 15798999), (1713, 12257367), (3609, 5817919), (3987, 5266333), (5139, 4085789), (9223, 2276577), (10189, 2060739), (13133, 1598787), (27669, 758859), (30567, 686913), (39399, 532929), (83007, 252953), (91701, 228971), (118197, 177643)]