21963900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{10459}}^1$

素因数の和:10483

約数の個数: 72

約数和(自身を含む): 72634240

約数和(自身を除く): 50670340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 10459, 20918, 31377, 41836, 52295, 62754, 73213, 104590, 125508, 146426, 156885, 209180, 219639, 261475, 292852, 313770, 366065, 439278, 522950, 627540, 732130, 784425, 878556, 1045900, 1098195, 1464260, 1568850, 1830325, 2196390, 3137700, 3660650, 4392780, 5490975, 7321300, 10981950, 21963900]

約数ペア:

[(1, 21963900), (2, 10981950), (3, 7321300), (4, 5490975), (5, 4392780), (6, 3660650), (7, 3137700), (10, 2196390), (12, 1830325), (14, 1568850), (15, 1464260), (20, 1098195), (21, 1045900), (25, 878556), (28, 784425), (30, 732130), (35, 627540), (42, 522950), (50, 439278), (60, 366065), (70, 313770), (75, 292852), (84, 261475), (100, 219639), (105, 209180), (140, 156885), (150, 146426), (175, 125508), (210, 104590), (300, 73213), (350, 62754), (420, 52295), (525, 41836), (700, 31377), (1050, 20918), (2100, 10459)]