21583443070

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{811}}^1\times {\mathrm{7759}}^1$

素因数の和:8598

約数の個数: 64

約数和(自身を含む): 45368064000

約数和(自身を除く): 23784620930

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 811, 1622, 1715, 3430, 4055, 5677, 7759, 8110, 11354, 15518, 28385, 38795, 39739, 54313, 56770, 77590, 79478, 108626, 198695, 271565, 278173, 380191, 397390, 543130, 556346, 760382, 1390865, 1900955, 2661337, 2781730, 3801910, 5322674, 6292549, 12585098, 13306685, 26613370, 31462745, 44047843, 62925490, 88095686, 220239215, 308334901, 440478430, 616669802, 1541674505, 2158344307, 3083349010, 4316688614, 10791721535, 21583443070]

約数ペア:

[(1, 21583443070), (2, 10791721535), (5, 4316688614), (7, 3083349010), (10, 2158344307), (14, 1541674505), (35, 616669802), (49, 440478430), (70, 308334901), (98, 220239215), (245, 88095686), (343, 62925490), (490, 44047843), (686, 31462745), (811, 26613370), (1622, 13306685), (1715, 12585098), (3430, 6292549), (4055, 5322674), (5677, 3801910), (7759, 2781730), (8110, 2661337), (11354, 1900955), (15518, 1390865), (28385, 760382), (38795, 556346), (39739, 543130), (54313, 397390), (56770, 380191), (77590, 278173), (79478, 271565), (108626, 198695)]