21474600

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{5113}}^1$

素因数の和:5139

約数の個数: 96

約数和(自身を含む): 76096320

約数和(自身を除く): 54621720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 5113, 10226, 15339, 20452, 25565, 30678, 35791, 40904, 51130, 61356, 71582, 76695, 102260, 107373, 122712, 127825, 143164, 153390, 178955, 204520, 214746, 255650, 286328, 306780, 357910, 383475, 429492, 511300, 536865, 613560, 715820, 766950, 858984, 894775, 1022600, 1073730, 1431640, 1533900, 1789550, 2147460, 2684325, 3067800, 3579100, 4294920, 5368650, 7158200, 10737300, 21474600]

約数ペア:

[(1, 21474600), (2, 10737300), (3, 7158200), (4, 5368650), (5, 4294920), (6, 3579100), (7, 3067800), (8, 2684325), (10, 2147460), (12, 1789550), (14, 1533900), (15, 1431640), (20, 1073730), (21, 1022600), (24, 894775), (25, 858984), (28, 766950), (30, 715820), (35, 613560), (40, 536865), (42, 511300), (50, 429492), (56, 383475), (60, 357910), (70, 306780), (75, 286328), (84, 255650), (100, 214746), (105, 204520), (120, 178955), (140, 153390), (150, 143164), (168, 127825), (175, 122712), (200, 107373), (210, 102260), (280, 76695), (300, 71582), (350, 61356), (420, 51130), (525, 40904), (600, 35791), (700, 30678), (840, 25565), (1050, 20452), (1400, 15339), (2100, 10226), (4200, 5113)]