21072496030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1\times {\mathrm{2069}}^1$

素因数の和:2605

約数の個数: 64

約数和(自身を含む): 40525168320

約数和(自身を除く): 19452672290

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 181, 331, 362, 662, 905, 1655, 1810, 2069, 3077, 3310, 4138, 5627, 6154, 10345, 11254, 15385, 20690, 28135, 30770, 35173, 56270, 59911, 70346, 119822, 175865, 299555, 351730, 374489, 599110, 684839, 748978, 1018487, 1369678, 1872445, 2036974, 3424195, 3744890, 5092435, 6366313, 6848390, 10184870, 11642263, 12732626, 23284526, 31831565, 58211315, 63663130, 116422630, 123955859, 247911718, 619779295, 1239558590, 2107249603, 4214499206, 10536248015, 21072496030]

約数ペア:

[(1, 21072496030), (2, 10536248015), (5, 4214499206), (10, 2107249603), (17, 1239558590), (34, 619779295), (85, 247911718), (170, 123955859), (181, 116422630), (331, 63663130), (362, 58211315), (662, 31831565), (905, 23284526), (1655, 12732626), (1810, 11642263), (2069, 10184870), (3077, 6848390), (3310, 6366313), (4138, 5092435), (5627, 3744890), (6154, 3424195), (10345, 2036974), (11254, 1872445), (15385, 1369678), (20690, 1018487), (28135, 748978), (30770, 684839), (35173, 599110), (56270, 374489), (59911, 351730), (70346, 299555), (119822, 175865)]