21660184

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29753}}^1$

素因数の和:29779

約数の個数: 32

約数和(自身を含む): 49986720

約数和(自身を除く): 28326536

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 29753, 59506, 119012, 208271, 238024, 386789, 416542, 773578, 833084, 1547156, 1666168, 2707523, 3094312, 5415046, 10830092, 21660184]

約数ペア:

[(1, 21660184), (2, 10830092), (4, 5415046), (7, 3094312), (8, 2707523), (13, 1666168), (14, 1547156), (26, 833084), (28, 773578), (52, 416542), (56, 386789), (91, 238024), (104, 208271), (182, 119012), (364, 59506), (728, 29753)]