21842836990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{291199}}^1$

素因数の和:291796

約数の個数: 32

約数和(自身を含む): 42415027200

約数和(自身を除く): 20572190210

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 577, 1154, 2885, 5770, 7501, 15002, 37505, 75010, 291199, 582398, 1455995, 2911990, 3785587, 7571174, 18927935, 37855870, 168021823, 336043646, 840109115, 1680218230, 2184283699, 4368567398, 10921418495, 21842836990]

約数ペア:

[(1, 21842836990), (2, 10921418495), (5, 4368567398), (10, 2184283699), (13, 1680218230), (26, 840109115), (65, 336043646), (130, 168021823), (577, 37855870), (1154, 18927935), (2885, 7571174), (5770, 3785587), (7501, 2911990), (15002, 1455995), (37505, 582398), (75010, 291199)]