21144084

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 56899584

約数和(自身を除く): 35755500

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 71, 78, 83, 92, 138, 142, 156, 166, 213, 249, 276, 284, 299, 332, 426, 498, 598, 852, 897, 923, 996, 1079, 1196, 1633, 1794, 1846, 1909, 2158, 2769, 3237, 3266, 3588, 3692, 3818, 4316, 4899, 5538, 5727, 5893, 6474, 6532, 7636, 9798, 11076, 11454, 11786, 12948, 17679, 19596, 21229, 22908, 23572, 24817, 35358, 42458, 49634, 63687, 70716, 74451, 76609, 84916, 99268, 127374, 135539, 148902, 153218, 229827, 254748, 271078, 297804, 306436, 406617, 459654, 542156, 813234, 919308, 1626468, 1762007, 3524014, 5286021, 7048028, 10572042, 21144084]

約数ペア:

[(1, 21144084), (2, 10572042), (3, 7048028), (4, 5286021), (6, 3524014), (12, 1762007), (13, 1626468), (23, 919308), (26, 813234), (39, 542156), (46, 459654), (52, 406617), (69, 306436), (71, 297804), (78, 271078), (83, 254748), (92, 229827), (138, 153218), (142, 148902), (156, 135539), (166, 127374), (213, 99268), (249, 84916), (276, 76609), (284, 74451), (299, 70716), (332, 63687), (426, 49634), (498, 42458), (598, 35358), (852, 24817), (897, 23572), (923, 22908), (996, 21229), (1079, 19596), (1196, 17679), (1633, 12948), (1794, 11786), (1846, 11454), (1909, 11076), (2158, 9798), (2769, 7636), (3237, 6532), (3266, 6474), (3588, 5893), (3692, 5727), (3818, 5538), (4316, 4899)]