21609945210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{14700643}}^1$

素因数の和:14700667

約数の個数: 48

約数和(自身を含む): 60331442976

約数和(自身を除く): 38721497766

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 14700643, 29401286, 44101929, 73503215, 88203858, 102904501, 147006430, 205809002, 220509645, 308713503, 441019290, 514522505, 617427006, 720331507, 1029045010, 1440663014, 1543567515, 2160994521, 3087135030, 3601657535, 4321989042, 7203315070, 10804972605, 21609945210]

約数ペア:

[(1, 21609945210), (2, 10804972605), (3, 7203315070), (5, 4321989042), (6, 3601657535), (7, 3087135030), (10, 2160994521), (14, 1543567515), (15, 1440663014), (21, 1029045010), (30, 720331507), (35, 617427006), (42, 514522505), (49, 441019290), (70, 308713503), (98, 220509645), (105, 205809002), (147, 147006430), (210, 102904501), (245, 88203858), (294, 73503215), (490, 44101929), (735, 29401286), (1470, 14700643)]