21283360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:666

約数の個数: 96

約数和(自身を含む): 59415552

約数和(自身を除く): 38132192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 613, 620, 868, 992, 1085, 1120, 1226, 1240, 1736, 2170, 2452, 2480, 3065, 3472, 4291, 4340, 4904, 4960, 6130, 6944, 8582, 8680, 9808, 12260, 17164, 17360, 19003, 19616, 21455, 24520, 34328, 34720, 38006, 42910, 49040, 68656, 76012, 85820, 95015, 98080, 133021, 137312, 152024, 171640, 190030, 266042, 304048, 343280, 380060, 532084, 608096, 665105, 686560, 760120, 1064168, 1330210, 1520240, 2128336, 2660420, 3040480, 4256672, 5320840, 10641680, 21283360]

約数ペア:

[(1, 21283360), (2, 10641680), (4, 5320840), (5, 4256672), (7, 3040480), (8, 2660420), (10, 2128336), (14, 1520240), (16, 1330210), (20, 1064168), (28, 760120), (31, 686560), (32, 665105), (35, 608096), (40, 532084), (56, 380060), (62, 343280), (70, 304048), (80, 266042), (112, 190030), (124, 171640), (140, 152024), (155, 137312), (160, 133021), (217, 98080), (224, 95015), (248, 85820), (280, 76012), (310, 68656), (434, 49040), (496, 42910), (560, 38006), (613, 34720), (620, 34328), (868, 24520), (992, 21455), (1085, 19616), (1120, 19003), (1226, 17360), (1240, 17164), (1736, 12260), (2170, 9808), (2452, 8680), (2480, 8582), (3065, 6944), (3472, 6130), (4291, 4960), (4340, 4904)]