21738660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19069}}^1$

素因数の和:19100

約数の個数: 48

約数和(自身を含む): 64075200

約数和(自身を除く): 42336540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 19069, 38138, 57207, 76276, 95345, 114414, 190690, 228828, 286035, 362311, 381380, 572070, 724622, 1086933, 1144140, 1449244, 1811555, 2173866, 3623110, 4347732, 5434665, 7246220, 10869330, 21738660]

約数ペア:

[(1, 21738660), (2, 10869330), (3, 7246220), (4, 5434665), (5, 4347732), (6, 3623110), (10, 2173866), (12, 1811555), (15, 1449244), (19, 1144140), (20, 1086933), (30, 724622), (38, 572070), (57, 381380), (60, 362311), (76, 286035), (95, 228828), (114, 190690), (190, 114414), (228, 95345), (285, 76276), (380, 57207), (570, 38138), (1140, 19069)]