21070292370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{42719}}^1$

素因数の和:43171

約数の個数: 64

約数和(自身を含む): 51932482560

約数和(自身を除く): 30862190190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 401, 410, 615, 802, 1203, 1230, 2005, 2406, 4010, 6015, 12030, 16441, 32882, 42719, 49323, 82205, 85438, 98646, 128157, 164410, 213595, 246615, 256314, 427190, 493230, 640785, 1281570, 1751479, 3502958, 5254437, 8757395, 10508874, 17130319, 17514790, 26272185, 34260638, 51390957, 52544370, 85651595, 102781914, 171303190, 256954785, 513909570, 702343079, 1404686158, 2107029237, 3511715395, 4214058474, 7023430790, 10535146185, 21070292370]

約数ペア:

[(1, 21070292370), (2, 10535146185), (3, 7023430790), (5, 4214058474), (6, 3511715395), (10, 2107029237), (15, 1404686158), (30, 702343079), (41, 513909570), (82, 256954785), (123, 171303190), (205, 102781914), (246, 85651595), (401, 52544370), (410, 51390957), (615, 34260638), (802, 26272185), (1203, 17514790), (1230, 17130319), (2005, 10508874), (2406, 8757395), (4010, 5254437), (6015, 3502958), (12030, 1751479), (16441, 1281570), (32882, 640785), (42719, 493230), (49323, 427190), (82205, 256314), (85438, 246615), (98646, 213595), (128157, 164410)]