21088189308

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{195413}}^1$

素因数の和:195483

約数の個数: 72

約数和(自身を含む): 54464226768

約数和(自身を除く): 33376037460

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 204, 276, 391, 529, 782, 1058, 1173, 1564, 1587, 2116, 2346, 3174, 4692, 6348, 8993, 17986, 26979, 35972, 53958, 107916, 195413, 390826, 586239, 781652, 1172478, 2344956, 3322021, 4494499, 6644042, 8988998, 9966063, 13288084, 13483497, 17977996, 19932126, 26966994, 39864252, 53933988, 76406483, 103373477, 152812966, 206746954, 229219449, 305625932, 310120431, 413493908, 458438898, 620240862, 916877796, 1240481724, 1757349109, 3514698218, 5272047327, 7029396436, 10544094654, 21088189308]

約数ペア:

[(1, 21088189308), (2, 10544094654), (3, 7029396436), (4, 5272047327), (6, 3514698218), (12, 1757349109), (17, 1240481724), (23, 916877796), (34, 620240862), (46, 458438898), (51, 413493908), (68, 310120431), (69, 305625932), (92, 229219449), (102, 206746954), (138, 152812966), (204, 103373477), (276, 76406483), (391, 53933988), (529, 39864252), (782, 26966994), (1058, 19932126), (1173, 17977996), (1564, 13483497), (1587, 13288084), (2116, 9966063), (2346, 8988998), (3174, 6644042), (4692, 4494499), (6348, 3322021), (8993, 2344956), (17986, 1172478), (26979, 781652), (35972, 586239), (53958, 390826), (107916, 195413)]