21992616

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 62375040

約数和(自身を除く): 40382424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 67, 72, 94, 97, 134, 141, 188, 194, 201, 268, 282, 291, 376, 388, 402, 423, 536, 564, 582, 603, 776, 804, 846, 873, 1128, 1164, 1206, 1608, 1692, 1746, 2328, 2412, 3149, 3384, 3492, 4559, 4824, 6298, 6499, 6984, 9118, 9447, 12596, 12998, 13677, 18236, 18894, 19497, 25192, 25996, 27354, 28341, 36472, 37788, 38994, 41031, 51992, 54708, 56682, 58491, 75576, 77988, 82062, 109416, 113364, 116982, 155976, 164124, 226728, 233964, 305453, 328248, 467928, 610906, 916359, 1221812, 1832718, 2443624, 2749077, 3665436, 5498154, 7330872, 10996308, 21992616]

約数ペア:

[(1, 21992616), (2, 10996308), (3, 7330872), (4, 5498154), (6, 3665436), (8, 2749077), (9, 2443624), (12, 1832718), (18, 1221812), (24, 916359), (36, 610906), (47, 467928), (67, 328248), (72, 305453), (94, 233964), (97, 226728), (134, 164124), (141, 155976), (188, 116982), (194, 113364), (201, 109416), (268, 82062), (282, 77988), (291, 75576), (376, 58491), (388, 56682), (402, 54708), (423, 51992), (536, 41031), (564, 38994), (582, 37788), (603, 36472), (776, 28341), (804, 27354), (846, 25996), (873, 25192), (1128, 19497), (1164, 18894), (1206, 18236), (1608, 13677), (1692, 12998), (1746, 12596), (2328, 9447), (2412, 9118), (3149, 6984), (3384, 6499), (3492, 6298), (4559, 4824)]