21998200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:869

約数の個数: 96

約数和(自身を含む): 61603200

約数和(自身を除く): 39605000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 133, 140, 152, 175, 190, 200, 266, 280, 350, 380, 475, 532, 665, 700, 760, 827, 950, 1064, 1330, 1400, 1654, 1900, 2660, 3308, 3325, 3800, 4135, 5320, 5789, 6616, 6650, 8270, 11578, 13300, 15713, 16540, 20675, 23156, 26600, 28945, 31426, 33080, 41350, 46312, 57890, 62852, 78565, 82700, 109991, 115780, 125704, 144725, 157130, 165400, 219982, 231560, 289450, 314260, 392825, 439964, 549955, 578900, 628520, 785650, 879928, 1099910, 1157800, 1571300, 2199820, 2749775, 3142600, 4399640, 5499550, 10999100, 21998200]

約数ペア:

[(1, 21998200), (2, 10999100), (4, 5499550), (5, 4399640), (7, 3142600), (8, 2749775), (10, 2199820), (14, 1571300), (19, 1157800), (20, 1099910), (25, 879928), (28, 785650), (35, 628520), (38, 578900), (40, 549955), (50, 439964), (56, 392825), (70, 314260), (76, 289450), (95, 231560), (100, 219982), (133, 165400), (140, 157130), (152, 144725), (175, 125704), (190, 115780), (200, 109991), (266, 82700), (280, 78565), (350, 62852), (380, 57890), (475, 46312), (532, 41350), (665, 33080), (700, 31426), (760, 28945), (827, 26600), (950, 23156), (1064, 20675), (1330, 16540), (1400, 15713), (1654, 13300), (1900, 11578), (2660, 8270), (3308, 6650), (3325, 6616), (3800, 5789), (4135, 5320)]