21137592

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2677}}^1$

素因数の和:2740

約数の個数: 64

約数和(自身を含む): 61701120

約数和(自身を除く): 40563528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2632, 2677, 3948, 5354, 7896, 8031, 10708, 16062, 18739, 21416, 32124, 37478, 56217, 64248, 74956, 112434, 125819, 149912, 224868, 251638, 377457, 449736, 503276, 754914, 880733, 1006552, 1509828, 1761466, 2642199, 3019656, 3522932, 5284398, 7045864, 10568796, 21137592]

約数ペア:

[(1, 21137592), (2, 10568796), (3, 7045864), (4, 5284398), (6, 3522932), (7, 3019656), (8, 2642199), (12, 1761466), (14, 1509828), (21, 1006552), (24, 880733), (28, 754914), (42, 503276), (47, 449736), (56, 377457), (84, 251638), (94, 224868), (141, 149912), (168, 125819), (188, 112434), (282, 74956), (329, 64248), (376, 56217), (564, 37478), (658, 32124), (987, 21416), (1128, 18739), (1316, 16062), (1974, 10708), (2632, 8031), (2677, 7896), (3948, 5354)]