21436707215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3191}}^1\times {\mathrm{17449}}^1$

素因数の和:20663

約数の個数: 32

約数和(自身を含む): 32083430400

約数和(自身を除く): 10646723185

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 3191, 15955, 17449, 22337, 35101, 87245, 111685, 122143, 175505, 191939, 245707, 610715, 959695, 1228535, 1343573, 6717865, 55679759, 278398795, 389758313, 612477349, 1948791565, 3062386745, 4287341443, 21436707215]

約数ペア:

[(1, 21436707215), (5, 4287341443), (7, 3062386745), (11, 1948791565), (35, 612477349), (55, 389758313), (77, 278398795), (385, 55679759), (3191, 6717865), (15955, 1343573), (17449, 1228535), (22337, 959695), (35101, 610715), (87245, 245707), (111685, 191939), (122143, 175505)]