21293760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:602

約数の個数: 112

約数和(自身を含む): 69384672

約数和(自身を除く): 48090912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 541, 615, 656, 820, 960, 984, 1082, 1230, 1312, 1623, 1640, 1968, 2164, 2460, 2624, 2705, 3246, 3280, 3936, 4328, 4920, 5410, 6492, 6560, 7872, 8115, 8656, 9840, 10820, 12984, 13120, 16230, 17312, 19680, 21640, 22181, 25968, 32460, 34624, 39360, 43280, 44362, 51936, 64920, 66543, 86560, 88724, 103872, 110905, 129840, 133086, 173120, 177448, 221810, 259680, 266172, 332715, 354896, 443620, 519360, 532344, 665430, 709792, 887240, 1064688, 1330860, 1419584, 1774480, 2129376, 2661720, 3548960, 4258752, 5323440, 7097920, 10646880, 21293760]

約数ペア:

[(1, 21293760), (2, 10646880), (3, 7097920), (4, 5323440), (5, 4258752), (6, 3548960), (8, 2661720), (10, 2129376), (12, 1774480), (15, 1419584), (16, 1330860), (20, 1064688), (24, 887240), (30, 709792), (32, 665430), (40, 532344), (41, 519360), (48, 443620), (60, 354896), (64, 332715), (80, 266172), (82, 259680), (96, 221810), (120, 177448), (123, 173120), (160, 133086), (164, 129840), (192, 110905), (205, 103872), (240, 88724), (246, 86560), (320, 66543), (328, 64920), (410, 51936), (480, 44362), (492, 43280), (541, 39360), (615, 34624), (656, 32460), (820, 25968), (960, 22181), (984, 21640), (1082, 19680), (1230, 17312), (1312, 16230), (1623, 13120), (1640, 12984), (1968, 10820), (2164, 9840), (2460, 8656), (2624, 8115), (2705, 7872), (3246, 6560), (3280, 6492), (3936, 5410), (4328, 4920)]