21139104

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:482

約数の個数: 96

約数和(自身を含む): 64350720

約数和(自身を除く): 43211616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 83, 84, 96, 112, 166, 168, 224, 249, 332, 336, 379, 498, 581, 664, 672, 758, 996, 1137, 1162, 1328, 1516, 1743, 1992, 2274, 2324, 2653, 2656, 3032, 3486, 3984, 4548, 4648, 5306, 6064, 6972, 7959, 7968, 9096, 9296, 10612, 12128, 13944, 15918, 18192, 18592, 21224, 27888, 31457, 31836, 36384, 42448, 55776, 62914, 63672, 84896, 94371, 125828, 127344, 188742, 220199, 251656, 254688, 377484, 440398, 503312, 660597, 754968, 880796, 1006624, 1321194, 1509936, 1761592, 2642388, 3019872, 3523184, 5284776, 7046368, 10569552, 21139104]

約数ペア:

[(1, 21139104), (2, 10569552), (3, 7046368), (4, 5284776), (6, 3523184), (7, 3019872), (8, 2642388), (12, 1761592), (14, 1509936), (16, 1321194), (21, 1006624), (24, 880796), (28, 754968), (32, 660597), (42, 503312), (48, 440398), (56, 377484), (83, 254688), (84, 251656), (96, 220199), (112, 188742), (166, 127344), (168, 125828), (224, 94371), (249, 84896), (332, 63672), (336, 62914), (379, 55776), (498, 42448), (581, 36384), (664, 31836), (672, 31457), (758, 27888), (996, 21224), (1137, 18592), (1162, 18192), (1328, 15918), (1516, 13944), (1743, 12128), (1992, 10612), (2274, 9296), (2324, 9096), (2653, 7968), (2656, 7959), (3032, 6972), (3486, 6064), (3984, 5306), (4548, 4648)]