21706731666

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{217559}}^1$

素因数の和:217831

約数の個数: 48

約数和(自身を含む): 49279950720

約数和(自身を除く): 27573219054

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 241, 414, 482, 723, 1446, 2169, 4338, 5543, 11086, 16629, 33258, 49887, 99774, 217559, 435118, 652677, 1305354, 1958031, 3916062, 5003857, 10007714, 15011571, 30023142, 45034713, 52431719, 90069426, 104863438, 157295157, 314590314, 471885471, 943770942, 1205929537, 2411859074, 3617788611, 7235577222, 10853365833, 21706731666]

約数ペア:

[(1, 21706731666), (2, 10853365833), (3, 7235577222), (6, 3617788611), (9, 2411859074), (18, 1205929537), (23, 943770942), (46, 471885471), (69, 314590314), (138, 157295157), (207, 104863438), (241, 90069426), (414, 52431719), (482, 45034713), (723, 30023142), (1446, 15011571), (2169, 10007714), (4338, 5003857), (5543, 3916062), (11086, 1958031), (16629, 1305354), (33258, 652677), (49887, 435118), (99774, 217559)]