21971803395

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1\times {\mathrm{2579}}^1$

素因数の和:2952

約数の個数: 64

約数和(自身を含む): 37449216000

約数和(自身を除く): 15477412605

約数列:

[1, 3, 5, 15, 19, 57, 95, 167, 179, 285, 501, 537, 835, 895, 2505, 2579, 2685, 3173, 3401, 7737, 9519, 10203, 12895, 15865, 17005, 29893, 38685, 47595, 49001, 51015, 89679, 147003, 149465, 245005, 430693, 448395, 461641, 567967, 735015, 1292079, 1384923, 1703901, 2153465, 2308205, 2839835, 6460395, 6924615, 8183167, 8519505, 8771179, 24549501, 26313537, 40915835, 43855895, 77094047, 122747505, 131567685, 231282141, 385470235, 1156410705, 1464786893, 4394360679, 7323934465, 21971803395]

約数ペア:

[(1, 21971803395), (3, 7323934465), (5, 4394360679), (15, 1464786893), (19, 1156410705), (57, 385470235), (95, 231282141), (167, 131567685), (179, 122747505), (285, 77094047), (501, 43855895), (537, 40915835), (835, 26313537), (895, 24549501), (2505, 8771179), (2579, 8519505), (2685, 8183167), (3173, 6924615), (3401, 6460395), (7737, 2839835), (9519, 2308205), (10203, 2153465), (12895, 1703901), (15865, 1384923), (17005, 1292079), (29893, 735015), (38685, 567967), (47595, 461641), (49001, 448395), (51015, 430693), (89679, 245005), (147003, 149465)]