21603240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:344

約数の個数: 128

約数和(自身を含む): 73180800

約数和(自身を除く): 51577560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 83, 90, 108, 120, 135, 166, 180, 216, 241, 249, 270, 332, 360, 415, 482, 498, 540, 664, 723, 747, 830, 964, 996, 1080, 1205, 1245, 1446, 1494, 1660, 1928, 1992, 2169, 2241, 2410, 2490, 2892, 2988, 3320, 3615, 3735, 4338, 4482, 4820, 4980, 5784, 5976, 6507, 7230, 7470, 8676, 8964, 9640, 9960, 10845, 11205, 13014, 14460, 14940, 17352, 17928, 20003, 21690, 22410, 26028, 28920, 29880, 32535, 40006, 43380, 44820, 52056, 60009, 65070, 80012, 86760, 89640, 100015, 120018, 130140, 160024, 180027, 200030, 240036, 260280, 300045, 360054, 400060, 480072, 540081, 600090, 720108, 800120, 900135, 1080162, 1200180, 1440216, 1800270, 2160324, 2400360, 2700405, 3600540, 4320648, 5400810, 7201080, 10801620, 21603240]

約数ペア:

[(1, 21603240), (2, 10801620), (3, 7201080), (4, 5400810), (5, 4320648), (6, 3600540), (8, 2700405), (9, 2400360), (10, 2160324), (12, 1800270), (15, 1440216), (18, 1200180), (20, 1080162), (24, 900135), (27, 800120), (30, 720108), (36, 600090), (40, 540081), (45, 480072), (54, 400060), (60, 360054), (72, 300045), (83, 260280), (90, 240036), (108, 200030), (120, 180027), (135, 160024), (166, 130140), (180, 120018), (216, 100015), (241, 89640), (249, 86760), (270, 80012), (332, 65070), (360, 60009), (415, 52056), (482, 44820), (498, 43380), (540, 40006), (664, 32535), (723, 29880), (747, 28920), (830, 26028), (964, 22410), (996, 21690), (1080, 20003), (1205, 17928), (1245, 17352), (1446, 14940), (1494, 14460), (1660, 13014), (1928, 11205), (1992, 10845), (2169, 9960), (2241, 9640), (2410, 8964), (2490, 8676), (2892, 7470), (2988, 7230), (3320, 6507), (3615, 5976), (3735, 5784), (4338, 4980), (4482, 4820)]