21550876788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{3547}}^1\times {\mathrm{10333}}^1$

素因数の和:13901

約数の個数: 72

約数和(自身を含む): 58517391072

約数和(自身を除く): 36966514284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 3547, 7094, 10333, 10641, 14188, 20666, 21282, 24829, 30999, 41332, 42564, 49658, 61998, 72331, 74487, 99316, 123996, 144662, 148974, 173803, 216993, 289324, 297948, 347606, 433986, 506317, 521409, 695212, 867972, 1012634, 1042818, 1518951, 2025268, 2085636, 3037902, 6075804, 36651151, 73302302, 109953453, 146604604, 219906906, 256558057, 439813812, 513116114, 769674171, 1026232228, 1539348342, 1795906399, 3078696684, 3591812798, 5387719197, 7183625596, 10775438394, 21550876788]

約数ペア:

[(1, 21550876788), (2, 10775438394), (3, 7183625596), (4, 5387719197), (6, 3591812798), (7, 3078696684), (12, 1795906399), (14, 1539348342), (21, 1026232228), (28, 769674171), (42, 513116114), (49, 439813812), (84, 256558057), (98, 219906906), (147, 146604604), (196, 109953453), (294, 73302302), (588, 36651151), (3547, 6075804), (7094, 3037902), (10333, 2085636), (10641, 2025268), (14188, 1518951), (20666, 1042818), (21282, 1012634), (24829, 867972), (30999, 695212), (41332, 521409), (42564, 506317), (49658, 433986), (61998, 347606), (72331, 297948), (74487, 289324), (99316, 216993), (123996, 173803), (144662, 148974)]