21772100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1637}}^1$

素因数の和:1677

約数の個数: 72

約数和(自身を含む): 56871360

約数和(自身を除く): 35099260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1637, 1900, 2660, 3274, 3325, 6548, 6650, 8185, 11459, 13300, 16370, 22918, 31103, 32740, 40925, 45836, 57295, 62206, 81850, 114590, 124412, 155515, 163700, 217721, 229180, 286475, 311030, 435442, 572950, 622060, 777575, 870884, 1088605, 1145900, 1555150, 2177210, 3110300, 4354420, 5443025, 10886050, 21772100]

約数ペア:

[(1, 21772100), (2, 10886050), (4, 5443025), (5, 4354420), (7, 3110300), (10, 2177210), (14, 1555150), (19, 1145900), (20, 1088605), (25, 870884), (28, 777575), (35, 622060), (38, 572950), (50, 435442), (70, 311030), (76, 286475), (95, 229180), (100, 217721), (133, 163700), (140, 155515), (175, 124412), (190, 114590), (266, 81850), (350, 62206), (380, 57295), (475, 45836), (532, 40925), (665, 32740), (700, 31103), (950, 22918), (1330, 16370), (1637, 13300), (1900, 11459), (2660, 8185), (3274, 6650), (3325, 6548)]