21167160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 73543680

約数和(自身を除く): 52376520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 113, 120, 140, 168, 210, 223, 226, 280, 339, 420, 446, 452, 565, 669, 678, 791, 840, 892, 904, 1115, 1130, 1338, 1356, 1561, 1582, 1695, 1784, 2230, 2260, 2373, 2676, 2712, 3122, 3164, 3345, 3390, 3955, 4460, 4520, 4683, 4746, 5352, 6244, 6328, 6690, 6780, 7805, 7910, 8920, 9366, 9492, 11865, 12488, 13380, 13560, 15610, 15820, 18732, 18984, 23415, 23730, 25199, 26760, 31220, 31640, 37464, 46830, 47460, 50398, 62440, 75597, 93660, 94920, 100796, 125995, 151194, 176393, 187320, 201592, 251990, 302388, 352786, 377985, 503980, 529179, 604776, 705572, 755970, 881965, 1007960, 1058358, 1411144, 1511940, 1763930, 2116716, 2645895, 3023880, 3527860, 4233432, 5291790, 7055720, 10583580, 21167160]

約数ペア:

[(1, 21167160), (2, 10583580), (3, 7055720), (4, 5291790), (5, 4233432), (6, 3527860), (7, 3023880), (8, 2645895), (10, 2116716), (12, 1763930), (14, 1511940), (15, 1411144), (20, 1058358), (21, 1007960), (24, 881965), (28, 755970), (30, 705572), (35, 604776), (40, 529179), (42, 503980), (56, 377985), (60, 352786), (70, 302388), (84, 251990), (105, 201592), (113, 187320), (120, 176393), (140, 151194), (168, 125995), (210, 100796), (223, 94920), (226, 93660), (280, 75597), (339, 62440), (420, 50398), (446, 47460), (452, 46830), (565, 37464), (669, 31640), (678, 31220), (791, 26760), (840, 25199), (892, 23730), (904, 23415), (1115, 18984), (1130, 18732), (1338, 15820), (1356, 15610), (1561, 13560), (1582, 13380), (1695, 12488), (1784, 11865), (2230, 9492), (2260, 9366), (2373, 8920), (2676, 7910), (2712, 7805), (3122, 6780), (3164, 6690), (3345, 6328), (3390, 6244), (3955, 5352), (4460, 4746), (4520, 4683)]