21156406752

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1931}}^1\times {\mathrm{8779}}^1$

素因数の和:10736

約数の個数: 96

約数和(自身を含む): 59845322880

約数和(自身を除く): 38688916128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 1931, 3862, 5793, 7724, 8779, 11586, 15448, 17558, 23172, 25103, 26337, 30896, 35116, 46344, 50206, 52674, 61792, 70232, 75309, 92688, 100412, 105348, 114127, 140464, 150618, 185376, 200824, 210696, 228254, 280928, 301236, 342381, 401648, 421392, 456508, 602472, 684762, 803296, 842784, 913016, 1204944, 1369524, 1826032, 2409888, 2739048, 3652064, 5478096, 10956192, 16952249, 33904498, 50856747, 67808996, 101713494, 135617992, 203426988, 220379237, 271235984, 406853976, 440758474, 542471968, 661137711, 813707952, 881516948, 1322275422, 1627415904, 1763033896, 2644550844, 3526067792, 5289101688, 7052135584, 10578203376, 21156406752]

約数ペア:

[(1, 21156406752), (2, 10578203376), (3, 7052135584), (4, 5289101688), (6, 3526067792), (8, 2644550844), (12, 1763033896), (13, 1627415904), (16, 1322275422), (24, 881516948), (26, 813707952), (32, 661137711), (39, 542471968), (48, 440758474), (52, 406853976), (78, 271235984), (96, 220379237), (104, 203426988), (156, 135617992), (208, 101713494), (312, 67808996), (416, 50856747), (624, 33904498), (1248, 16952249), (1931, 10956192), (3862, 5478096), (5793, 3652064), (7724, 2739048), (8779, 2409888), (11586, 1826032), (15448, 1369524), (17558, 1204944), (23172, 913016), (25103, 842784), (26337, 803296), (30896, 684762), (35116, 602472), (46344, 456508), (50206, 421392), (52674, 401648), (61792, 342381), (70232, 301236), (75309, 280928), (92688, 228254), (100412, 210696), (105348, 200824), (114127, 185376), (140464, 150618)]