21050060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 46884096

約数和(自身を除く): 25834036

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 115, 134, 230, 268, 335, 460, 670, 683, 1340, 1366, 1541, 2732, 3082, 3415, 6164, 6830, 7705, 13660, 15410, 15709, 30820, 31418, 45761, 62836, 78545, 91522, 157090, 183044, 228805, 314180, 457610, 915220, 1052503, 2105006, 4210012, 5262515, 10525030, 21050060]

約数ペア:

[(1, 21050060), (2, 10525030), (4, 5262515), (5, 4210012), (10, 2105006), (20, 1052503), (23, 915220), (46, 457610), (67, 314180), (92, 228805), (115, 183044), (134, 157090), (230, 91522), (268, 78545), (335, 62836), (460, 45761), (670, 31418), (683, 30820), (1340, 15709), (1366, 15410), (1541, 13660), (2732, 7705), (3082, 6830), (3415, 6164)]