21270147392

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{1013}}^1\times {\mathrm{25237}}^1$

素因数の和:26275

約数の個数: 56

約数和(自身を含む): 45501388296

約数和(自身を除く): 24231240904

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 1013, 2026, 4052, 8104, 13169, 16208, 25237, 26338, 32416, 50474, 52676, 64832, 100948, 105352, 201896, 210704, 328081, 403792, 421408, 656162, 807584, 842816, 1312324, 1615168, 2624648, 5249296, 10498592, 20997184, 25565081, 51130162, 102260324, 204520648, 332346053, 409041296, 664692106, 818082592, 1329384212, 1636165184, 2658768424, 5317536848, 10635073696, 21270147392]

約数ペア:

[(1, 21270147392), (2, 10635073696), (4, 5317536848), (8, 2658768424), (13, 1636165184), (16, 1329384212), (26, 818082592), (32, 664692106), (52, 409041296), (64, 332346053), (104, 204520648), (208, 102260324), (416, 51130162), (832, 25565081), (1013, 20997184), (2026, 10498592), (4052, 5249296), (8104, 2624648), (13169, 1615168), (16208, 1312324), (25237, 842816), (26338, 807584), (32416, 656162), (50474, 421408), (52676, 403792), (64832, 328081), (100948, 210704), (105352, 201896)]