21416496

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1021}}^1$

素因数の和:1074

約数の個数: 80

約数和(自身を含む): 60829440

約数和(自身を除く): 39412944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 38, 46, 48, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 304, 368, 437, 456, 552, 874, 912, 1021, 1104, 1311, 1748, 2042, 2622, 3063, 3496, 4084, 5244, 6126, 6992, 8168, 10488, 12252, 16336, 19399, 20976, 23483, 24504, 38798, 46966, 49008, 58197, 70449, 77596, 93932, 116394, 140898, 155192, 187864, 232788, 281796, 310384, 375728, 446177, 465576, 563592, 892354, 931152, 1127184, 1338531, 1784708, 2677062, 3569416, 5354124, 7138832, 10708248, 21416496]

約数ペア:

[(1, 21416496), (2, 10708248), (3, 7138832), (4, 5354124), (6, 3569416), (8, 2677062), (12, 1784708), (16, 1338531), (19, 1127184), (23, 931152), (24, 892354), (38, 563592), (46, 465576), (48, 446177), (57, 375728), (69, 310384), (76, 281796), (92, 232788), (114, 187864), (138, 155192), (152, 140898), (184, 116394), (228, 93932), (276, 77596), (304, 70449), (368, 58197), (437, 49008), (456, 46966), (552, 38798), (874, 24504), (912, 23483), (1021, 20976), (1104, 19399), (1311, 16336), (1748, 12252), (2042, 10488), (2622, 8168), (3063, 6992), (3496, 6126), (4084, 5244)]