21373577.000000000

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{229399}}^1$

素因数の和:229421

約数の個数: 80

約数和(自身を含む): 1706736000

約数和(自身を除く): 1211234160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 229399, 458798, 688197, 917596, 1146995, 1376394, 1835192, 2064591, 2293990, 2752788, 3440985, 3670384, 4129182, 4587980, 5505576, 6193773, 6881970, 8258364, 9175960, 10322955, 11011152, 12387546, 13763940, 16516728, 18351920, 20645910, 24775092, 27527880, 30968865, 33033456, 41291820, 49550184, 55055760, 61937730, 82583640, 99100368, 123875460, 165167280, 247750920, 495501840]

約数ペア:

[(1, 495501840), (2, 247750920), (3, 165167280), (4, 123875460), (5, 99100368), (6, 82583640), (8, 61937730), (9, 55055760), (10, 49550184), (12, 41291820), (15, 33033456), (16, 30968865), (18, 27527880), (20, 24775092), (24, 20645910), (27, 18351920), (30, 16516728), (36, 13763940), (40, 12387546), (45, 11011152), (48, 10322955), (54, 9175960), (60, 8258364), (72, 6881970), (80, 6193773), (90, 5505576), (108, 4587980), (120, 4129182), (135, 3670384), (144, 3440985), (180, 2752788), (216, 2293990), (240, 2064591), (270, 1835192), (360, 1376394), (432, 1146995), (540, 917596), (720, 688197), (1080, 458798), (2160, 229399)]